Yu Haishan was a delinquent whom his only strength was bluffing. However, he died in a car accident trying to save a girl. Later on, in order to be resurrected and take care of his blind younger sister, he decided to take a mission from the Life and Death Officer to traverse another world, and collect demon stones. Thinking that he can now show off real OP abilities, he ended up realizing that his only ability is his cooking skill!!! He has to utilize his limited ability and unconventional combat strategy to make unimaginable counterattacks one after another!