The blockheads of Class F return with more misadventures! Rather than desperately competing against the elite students in Class A for better facilities, they have other problems at hand. While the girls are constantly vying for the boys' attention, Akihisa Yoshii and Yuuji Sakamoto are being blackmailed by a stalker who threatens to reveal their most embarrassing secrets to the whole school. Moreover, everyone's avatar starts to behave strangely.

Filled with more nosebleeds and eye-pokes, the boys of Class F must work together to discover the stalker's identity and deal with the misfortunes that come with love among fools.