Huaishang

Three years ago, the operation leader Jiang Ting made an error in judgment, a chain explosion occurred at the scene, and there were heavy casualties in the unit. Three years later, he, supposed to have died in duty, returned to the world, doing everything he could to bring forth the bloody, bizarre truth. Heroic souls resting in death, the ones behind it all closely approaching, sentiments built fighting side by side in blood and fire… "I used all of my luck in this life, to exchange for you. Thank you for bringing me back to this world, Yan Xie."

From NovelUpdates: Jinhai City Public Security Bureau newcomer Wu Yu is meek and mild, a man of few words, and completely unconcerned about the trials and tribulations placed before him by his strict boss. All he wants is to simply get by at his job, be paid on time, and play the role of a background actor. Nobody knew that this young man had a massive bounty placed on his head by a drug lord, as well as the youthful heroic spirit of a dragon-slayer from the abyss.