Saesun(Changmin) was the family treasures,all of his family members had high hopes on him.He was too stress to fulfill it but he never spilled that out.His two brothers Haesun(Taemin) and Jaesun(Kai) always had him as a competition and never were brothers.Their parents,Han Jun(Bae Yong Jun) and Yoon Ae(Lee Misook) worries about their relantionship will have a big gap in ther future.Can their family conflicts be stop by the appreances of love.

Warning:There is a rated scene :D

Main Characters (Males)

Han Jun(Younger Version)-Kim Hyun Joong

Doens't like taking orders

had a huge cursh on classmate,Yoon Ae

Force to marry someone else

Have a very awkward relantionship with his father

Han Jun(Older Version)-Bae Yong Jun

Married to Yoon Ae after having a divorce with YooJin

A principal at his sons school(Han's Academy)

Being a silence type after knowng that Hyerim is Yoojin's (and his)daughter

Kept Saesun baby secret from his family

Han Saesun(Teenager)-Changmin TVXQ

age>17-22

Han Family first son and child

A romantic person but never show it

The smartest in school

Grab an oppurtonity to USA to finish his courses as a teacher

Make the biggest mistake as his girlfriend Yeonsoo get pregnant.

 

Han Saesun(Adult)

A 27 years old math teacher at Han's Academy

Being pushed to be the next principal at such young age

Agree to take his child,Naesun as little sister

Try to close the gap between his brothers.

Han Haesun(Teenager)-Taemin SHINee

 age>14-17

Han's family second son

his brother Saesun intelligence represent to him

A mama's boy since his mom always win him

Close to Jaesun more than Saesun

 

Han Saesun(Young adult)

18 years old student in his senior year

The newest most smartest student in school after break his brother's record

Trying to convince his parents that he can be like Saesun

A simple boyfriend to Haneul

 

Han Jaesun(Pre-Teen)-Kai EXO-K

age>14-15

The youngest son in Han's family

Close to his father more than his mom

A very naughty and stubborn

Doens't like listening to anyone

 

Han Jaesun(Teenager)

16 years old most stubborn maknae

Not as smart as his hyungs

Thought he was adopted because of his differences

A loyal boyfriend to Dalbi

 

Minor Characters-Males

Lee Junho-Yoo Seungho

Haesun best friend since child

Have feelings for Haneul(Haesun's girlfriend)

Closed to Jaesun too

Goo Minsoo-Lee Minho(93)

Haesun other childhood friend

Dislikes the fact that Haesun is dating Haneul

Likes to make Jaesun life misrable(as disturbing him)

Shin Dalhyun-Baekhyun EXO-K

Dalbi's 22 years old brother

A trainee doctor for 2 years already

Been a supportive and caring brother to Dalbi

Likes Hyerim(Han's brother stepsister)

Shin Dalyong-Moon Mason

Dalbi and Dalhyun youngest brother

A 6 years old who likes controlling things

Always into a fight with Naesun(Han's siblings little sister)

Shin Woomin(Younger Version)-Lee Minho(87)

Han Jun bestfriend since highschool

Always encourages Jun to grab Yoon Ae's attention

Have a crush on Yoon Ae's friend Joohyun

Shin Woomin(Older Version)-Ru Suyoung

A succesful designer and has company of his own

Married to Joohyun and has 3 childrens together

Father of Dalhyun,Dalbi and Dalyong

Envy of Jun's good looking even at such an old age

Han Yun-Gong Yoo

Jun's little brother

A traitor as he try to destroy Jun's career

Want to to take over Han's academy

 

Main Characters(Females)

Yoon Ae(Younger Version)-Yoona SNSD

A sweet and strong girl

Doesn't think love is important until Jun appear

Devastated to hear the news that Jun is marrying Yoojin

Pregnant Saesun when Jun is still with Yoojin

 

Yoon Ae(Older Version)-Lee Misook

A lovable and caring mother 

Accept Hyerim as her step daughter even though that is Yoojin's baby

Try to make her sons close with each other

Didn't know Naesun is Saesun's baby and accept her as her new daughter

 

Moon Yeonhee-Lee Yeon Hee

Yeonsoo twin sister

Has a very opposite attitude from her sister

Didn't know what cause her sister's death

The Han's Academy school clerk

Like Saesun but didn't know he was Yeonsoo boyfriend

Oh Haneul(Teenager)-Jiyeon T-ara

age>14-17

Dalbi's cousin and closest friend

transfer to Han's academy when she was 16

Has her own painful memories

Lives with Shin's family after her parents died

Oh Haneul(Young Adult)

18 years old party girl and Haesun's girlfriend

Same class with Haesun's and his friend

Refuse Minsoo request to breakup with Haesun

Close to Hyerim 

 

Shin Dalbi(Pre-Teen)-Jiyong Kara

age>14-15

Jaesun's childhood friend because their parents are bestfreind

A sweet and obedient daughter

Have a huge crush for Haesun

Hates Jaesun until the day he stoles her heart

 

Shin Dalbi(Teenager)

16  years old and one of the most smartest girl in school

Accept Jaesun as his boyfriend after saving her from being kidnap

Not same class with Jaesun

Yoon Ae favourite girl around

 

Minor Character-Females

Moon Yeonsoo-Lee Yeon Hee

Yeonhee twin sister and Saesun collegue girlfriend at US

Pregnant Naesun after having a night with Saesun after getting drunk

Died after gaving birth to Naesun as her body was to young to deliver her

Bae Sueji-Suzy Miss-A

Dalbi's best friend

Likes Jaesun and always tell negative things about Dalbi to him

Always jealous of what Dalbi has

Han Hyerim-Taeyeon SNSD

A 25 years old spoiled brat

Han's brother stepsister and daughter of Yoojin

Knew she was a stepdaughter to Yoon Ae but don't know who's her mom

Doesn't like Dalhyun cos' he is younger than her

Works at Dalbi's father company as a designer

Han Naesun-Park MinHa

Han's siblings 6 years old maknae

Her real parents is Saesun and Yeonsoo but she didn't know

Jun and Yoon Ae adopted her after find her infront of their doormat(Saesun's idea)

The family most precious girl

Yun Joohyun(Younger Version)-Seohyun SNSD

Yoon Ae first friend when she was first transfer to Han's Academy

Attracted to Woomin after he gave her a birthday present

Exposed Yoojin idea about getting rid of Yoon Ae for Jun

Yun Joohyun(Older Version)-Cha Hwayun

Mother to Dalhyun,Dalbi and Dalyong

Dislikes Jaesun with Dalbi since she likes Haesun

Always there for Yoon Ae whenever she needs a friend

Favours Dalhyun because he's goin to be a doctor

Seo Yoojin(Younger Version)-Goo Hyesun

Jun's force to-be wife

Use many tricks to get rid of Yoon Ae

Hate the fact that Yoon Ae gets pregnant first before her

Pregnant Hyerim using test tube when Jun was drunk

Seo Yoojin(Older Version)-Choi Ji Woo

Regrets abandoned Hyerim infront of Jun's house after their divorce

Want Hyerims to know she is her biological mother

Still hold a grudge on Yoon Ae

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Hope you guys won't get confuse with the characters!(and the couples)