Knock Knock, Boys!

Felicity Porter, a sensitive and intelligent girl from the San Francisco Bay Area, decides to give up a slot at Stanford University's pre-med program to follow her long time crush to college in New York City. Things get even more complicated when she meets her dorm's resident advisor and they fall in love.

Rain plots to make Phayu fall for him to ruin his reputation, while Sky grapples with his feelings for Prapai, in this whirlwind of emotions and growing love.

Mew, Ray, Boston, and Namchueam, a group of business students running a hostel together blur the lines between friendship and romance. Mew has been focusing on his studies, setting aside no time for sex and relationships. To help them with their business's design, Boston introduces the group to Top. Boston didn't anticipate Top's interest in Mew, and he isn't happy with the turn of events. Economics student Sand wants an exclusive relationship with Ray, but Ray has feelings for Mew, and he's not interested in settling. IT guy Nick finds a sex tape in Boston's phone and ends up in a friends-with-benefits relationship with him. However, Nick wants something more.

The story of six university students facing new challenges like: studying hard, making new friends and enemies, and unexpectedly falling in love with the least likely person.

Gene, a successful BL novelist, meets Nubsib, a deceptive actor auditioning for the lead role in the drama adaptation of his book. Chaos unfolds.

Serial monogamist Brian O'Hara hits his mid-30s and suddenly realizes he's the last bachelor standing in his circle of friends. Not averse to the happily ever after his friends have achieved, Brian wonders whether he'll ever find Mrs. Right. The fact that he's in love with his best friend's girlfriend doesn't help his chances.