a brighter tomorrow was hinted when the moon and the sun collided during one night in the capital of japan.

The school Jongdae works at gets a new teacher. Physics and Algebra teacher Dr Oh Sehun who previously taught at a university. And with each little snippet they experience throughout the day, it's not getting easier. And students can't stop themselves from shipping the two when they throw bad pickup lines at each other. Problems also ensue.

Wooyoung is sincerely sorry for being the hottest guy in the marketing department of San's company, and causing a riot

Jaebeom- pen name Defsoul- is a musician whose experience with love has forced him to lose faith in it. Youngjae is a vocal trainer whose dream of meeting his favourite RnB musician Defsoul turns into a nightmare when, upon their first meeting, he learns that the musician behind his beloved love songs and long-time crush doesn’t believe in love. Youngjae is disappointed, but he refuses to accept things as they are, so he embarks on restoring Jaebeom’s faith in love.

After a surprisingly successful awkward blind date with a hot guy named Minki, Jonghyun is certain he may have found the one. the only problem is that Minki doesn't like guys that are shorter than he is. Can Jonghyun change Minki's mind? or in which Minki likes Jonghyun a lot. they have insane chemistry. but Minki also thinks Jonghyun is just too short for him.