We Agreed to Pretend to Be a Boyfriend, but What the Hell Is a Marriage Certificate?

Traveling to a parallel world, Jiang Yuan was forced to become Boss Yang's pretend boyfriend in order to make a living. However, Jiang Yuan soon discovered something was wrong. "You're just pretending, why are you trying to do it?" "Why did you give me the key to your house?" "That's too much. You tricked me into going to the Civil Affairs Bureau?" Ding, you have awakened the beloved husband system~ Yang Mi looked at the system interface and suddenly realized it after so many years. "It's bad, I've become a love brain!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.