Donghae and Yoona had been a couple for almost a year now, but he doesn't know Jessica still arbored resentment towards him for breaking up with him back in highschool for her sister so she hired a man Lee Hyukjae to destroy their relationship and she had successfully made it when she and her sister wen tto America leaving Donghae alone.

Broken hearted Donghae swear reveng to Lee Hyukjae but the thing is he doesn;t know how to find his "fake lover", but seems fate is on his side when he saw him in this friend's, it was really a little world and that's where he started his revenge to destroy Hyukjae. But pranks had made them go nearer and eventually they fell in love with each other but what if Yoona returns after she learn the truth who will Donghae choose, the girl that made him serious for once or the guy that had been with him during his depressing times?

Lee Hyukjae

21 years old graduating student

A breadwinner in the family caught in a complacted love story when he agreed to a job set up by Jessica

Lee Donghae

21 years old a University student

former playboy till he got into relationship with Yoona, had a past relationship with Jessica back in highschool

hates Lee Hyukjae for what he had done to destroyed his relationship with Yoona.

Lee Sungmin

22 years old he stopped schooling worked at the same convinience store Hyukjae work

Hykjaes bestfriend and literally became his crying shoulders after the tormen he recieved from Donghae.

Cho Kyuhyun

20 years old Donghae's bestfriend

Will have a crush on Sungmin, one of the cupids between Hyukjae and Donghae

Jessica

22 Yoona's Elder sister

Had a relationship with Donghae before and hates him

Will be the cause of his younger sister and Donghae's breakup.

Yoona

19 years old

Donghae's first serious girlfriend

Jessica's sister she left Korea after she thought Donghae cheated on him.

The plot was inspired by a drama I saw, though the story was like a side them of the drama itself I do love it but regarding the slight angst yeah there will be.