From Girls' Generation Scanlations:
The nerd and lover of dams, Tora, and the novice, Amane, are fellow research partners at the university. Both had planned on going to Amane’s family summer home for a break, but for some reason, Tora made Amane angry and ended up hanging out with Amane’s friends instead. There, Amane turned out completely different, acting like a diva queen. Furthermore, in the group, there is a poor, heartbroken ex-boyfriend of Amane’s. Is the weekend for these five men going to be troubling…?! Enjoy the troublesome days of love for Tora and Amane.