Mighty-Girl and Electra-Girl are back for more action,fighting against the forces of evil for truth,justice,and the American way,but this time,Mighty-Girl and her alter-ego,Carol Anne,have a secret admirer;a boy in her class named Matthew Fletcher.When Matthew gets hit by a speeding car while crossing the street, Carol Anne and her friends are devastated.Then,a new super-villain emerges with the power of shooting laser-beams out of his eyes and finger-tips,who's taken on the name "Laser-Boy",but who this "Laser-Boy",is will totally surprise and shock Mighty-Girl and Electra-Girl,but they have a secret weapon of their own;a new super-hero sidekick,with awesome powers of her own.