After an intimate night with his girlfriend, Seong-ho is hit with a brutal breakup-"That was the worst."

Shaken by her final words, he decides to take skinship lessons...

But his tutor turns out to be a man?!

"If you really want to learn properly, isn't a guy the better choice?"

"Shall we start with a kiss, then...?"

A lesson that doesn't feel like a lesson-A bond that grows beyond expectations.