Heart of Darkness - Chapter 23

Tong, a sinner who was suffering endless torment in hell because of his mistake he had done in his previous life, was giving other chance to redeem himself by the devil.

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

After finding himself a poor man in a world of Cultivation, Magic, and infinite possibilities, William has to do everything in his power to survive. But with the knowledge of modern books, movies, and a System granting the ability to upgrade his talents, William is prepared for anything! Or...is he?Follow William, his Potential System, and his chaotic character as he improves his strength from Peasant to Primordial Being!Don't worry, he won't cause too much chaos...right?

When Xia Qingyi wakes up and finds herself in a hospital without any memories of her past, what else can she do other than to approach the person who had saved her?