My Girlfriend Is the System

Chu Le traveled through time with his girlfriend. However, he traveled to a tomb, the tomb was closed, there was no way to go to heaven, and there was no way to enter the earth, and his girlfriend... Became Chu Le's system. However, Chu Le gradually discovered that his system was not simple... From the coffin to the magic book, from the staff to the power furnace, Chu Le couldn't help but fell into deep thought when looking at the inanimate objects in front of him that had been filled with favorability points by him: "The most powerful dating system we promised! What the hell am I dating?" System prompt: [Ghost] Favorability +1. Chu Le: "..."