The baseball team at Kenritsu Jingen High School is an average team as a new semester begins. Hiroki Ohori, Kohei Akimoto, and Natsuki Miyata are members of the baseball team. One day, Hiroki fails a test and receives a failing grade. Hiroki will attempt to retake the test and unless he passes it, he won't be able to take part in training camp.

Chotto mate Yakyûbu!

Suzuki Shizuka is an office lady at a conglomerate who is hypnotized at a local amusement park and left under the spell. Now she is compelled to sing and dance whenever she hears any melody whatsoever. She heads back to the hypnotist for relief, but he is nowhere to be found. So Shizuka sets off on a journey around Japan to find him and break the spell.