Infinite Secrets, Crossing Two Realms to Live Forever

"There is a promise in the underworld: you can redeem your destiny with labor, and you can change your time with hard labor." Hou Yan is burdened with a mysterious curse and his life span is seriously short! In order to survive, he accidentally signed a permanent labor contract with Hades in the strange secret room left by his father, and the reward... Was the longevity that Hou Yan longed for! If it succeeds... You will survive for a month, if you fail... Your life or death will be unpredictable.