Zhou Huaian is an ordinary maintenance worker, and Lin Wanqiu is a new doctor in the guild. The two are forced to live together because of a marriage contract made twenty years ago.
The Lin family's power crystal was stolen, Lin Wanqiu was traced, and Zhou Huaian was involved in the turmoil, accidentally exposing his abnormal physical abilities.
As the investigation deepened, the two discovered that they were actually the main and deputy experimental subjects of the "Symbiosis Project", and their fates had already been bound.
Faced with the truth covered up by the guild, the mystery of their identity and the crisis of elimination, they joined forces to fight back and uncover the conspiracy to usurp power.
From contract marriage to true companionship, a battle of supernatural powers begins with marriage first and love second.
