Ore ga Heroine wo Tasukesugite Sekai ga Little Apocalypse!?

Namidare Rekka has a very unusual birthright. After his 16th birthday, he will be drawn into many different stories. Each story has a heroine, and each story depends on him to be the hero. On his first day of high school, a strange uniformed girl that only he can see shows up. She claims to be from the future, and claims that his rescuing of many heroines is going to cause serious trouble for the future. It's not long after this encounter that his troubles begin. His childhood friend Satsuki in...