Silence is a cat slave, and other slaves only slave to their own masters. But one day, his son died.
After that, a system said to him: "Young man, hurry up and sign a contract with me to become Mahou bartender!"
It's a long story. Shen Mo, with a face full of vicissitudes of life, hugged his uncle and was held by his second uncle, expressing that he regretted the system's influence.