A girl from the future, Karin, prepares to return to the present day. She is a DNA manipulator - she can affect subatomic particles with the aid of special DNA bullets. Karin takes off in her time ship on a special mission for the future's government. In our time, high school schmuck Junta is trying to keep his cool at the apartment of school sweetie Tomako. Her flirtations cause Junta to barf - it seems he is allergic to girls! Junta leaves, vowing to someday beat his affliction and have a real relationship. Meanwhile, Karin arrives, and suspects Junta of being the Mega Playboy. However, she…