"Wednesday Club" is a club of middle children who feel they haven't been accepted, that no one pays them any attention. There are seven members, Kong, Phali, Tam, May, Kun, Mac and Pheem, and one ironclad rule: members may not form romantic relationships with each other in order to maintain amity.
Timid and clumsy Atom has a crush on Mudmee, the girl who sits next to him in class. He despairs when he borrows her eraser and sees she's written the name of another boy—Kongthap—on it. To make matters worse, Kongthap sees his name on the eraser that Atom's holding and thinks Atom has a crush on him!
For the first time, university student Zo resolves to date someone and he sets his sights on popular girl Nita. In order to woo her, he approaches Joke, Nita's ex, for dating advice. Joke agrees to help him in exchange for help with his studies. Or, at least, that's what he tells Zo.
The Rangers are made up of 16 GMMTV artists whose appearances rotate. Often joined by celebrity guests, they separate into teams to compete in themed games.
This semester, studious Shane is tasked with tutoring flirtatious Kit. Meanwhile, just when Kim is ready to give up on love, new kid Mon arrives and it's love at first sight.