I Can Become Stronger Even While Sleeping

A junior student, Lian Chengyu, awakened his superpowers under the guidance of his master, but he magically discovered that even if he did not practice, as long as he slept, his superpowers would gradually increase. What was going on? Did he use a cheat? Having power is certainly a good thing. However, Lian Chengyu also has other troubles, such as being often involved in inexplicable incidents, and there are always beautiful girls wanting to come over and have sex with him. And what he wants to do first is to find the murderer who killed his master...