Zircon is pushed out from where he lived in Galactic Space, Zygon, because he joined a protest. He is sent to Earth, and he's told it is Hell!!! He joins his friend Rizkey, who also was an alien before he was expelled from outer space and is living like an Earthling. Both aliens have transformed into humans. Rizkey helps Zircon adjust to life on Earth, which at first is strange and new to Zircon. He gets a job where Rizkey works, where he meets new friends and learns how to play poker in their card games. Zircon leads a pleasant life until he is asked to join the ModSquad with Rizkey, which does contract murders and gives them assignments. They carry out the contracts, but don't understand that murder is a crime. Though, Zircon wonders about it. Will Zircon leave the ModSquad

When Zircon ends up meeting an Earthling woman he falls deeply in love with her.

She tells him she wants to have a baby. Is this something Zircon is willing to take a chance on? Will it be alien or human These are questions he has that he can't ask her, which leads her to separate from him. Will they get married? Will they have a baby? His friend Rizkey gets married and has a baby but develops cancer. Will he survive

Soon there is a threat of an attack by another Galactic Space called Silas. A newcomer arrives. Zircon and Rizkey find out that he really is an alien from Silas. They get to know him and he tells them who the attackers are. Zircon and Rizkey work out a plan to defeat the attackers when they arrive. Who will win Will Earth be strong enough to defeat them