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The episode starts with Gian playing with two magnets. Nobita then says that he should know about magnetic properties in kindergarten. Gian then gets really angry and chases after Nobita. Nobita runs home and asks Doraemon for help, and he gives Nobita some N and S emblems after successfully testing them on Nobita's parents. Then he puts a S emblem on Nobita and the other S emblem on Gian. Nobita then escapes from Gian, but he instead makes a mistake and ends up being attracted to Gian. The episode ends with Doraemon ignoring Nobita when he pleads for help.