Lin Zhou, the product manager of a large Internet company, died suddenly after working overtime for 72 hours. When he opened his eyes, he found himself standing on the Naihe Bridge. His mobile phone screen was broken and his suit was skewed. In front of him, an old lady serving soup was hitting him on the head with a bowl to make him drink coriander-flavored Meng Po soup. The electronic screen at the bridge showed "Satisfaction 0.5 Stars, one negative review". Before he could curse, the phone automatically popped up a set of "Underworld Modern Management System V1.0", Informing him that he had been killed. Becoming the new bridge administrator, if the satisfaction level is not raised to 2 stars or above within seven days, he will become a bridge pier forever; and his daily tasks include appeasing the strange complaints from ghosts in the queue, dealing with Po Meng's coriander hegemony, fighting the traditionalists' classical Chinese PPT, and stopping a conspirator lurking in the ghost queue who has brought down the previous administrator three times - and by the way, he has to help a stone bridge that has lived for 10,000 years to find out the mystery of its life experience. Others traveled through time and became Long Aotian, while he traveled through time and became a bridge administrator, and his performance was deducted by negative reviews. KPIs in the underworld are much more ruthless than those in the earth