For some reason, Kou Huang, delinquent, black sheep and screw up extraordinaire, a.k.a. "The Slacker Heir," thought blackmailing the most popular girl at school into being his girlfriend would be a great idea.
Spoiler alert, it didn't go at all as Kou had planned...
Now, Kou will be teaming up with his crush and high school's Student Council President, Aiyaka Fujiwara, to keep a strange paranormal illness from destroying Prez, and all while Ai and Kou contend with an unexpected new threat – Ai's family...