Even without much financial support, inventor and scientist Hank Pym finally managed to put his new shrinking formula into practice, together with a suit designed by him and his wife Janet. But what should be a cause for celebration soon changes when one of his supporters decides he can use his discoveries for his own goals. With Janet's help, Hank will have to stop years of his work from being turned into a weapon - even if it means confronting a familiar face.
