Makoto Niwa just moved in with his aunt Meme with plans to live an adolescent boy’s dream. By tracking his actions and then assigning points to them, he will grade his own life. But once there, he discovers Meme has a secret daughter (and self-proclaimed alien) named Erio. It’s then he realizes his dream adolescent life won’t come true and begins a life of experiences that are out of this world.

[Source: Funimation]