An unexpected death, was it an accident or a plan? Was the encounter before and after time travel a coincidence or destiny? The deep courtyard was like the sword and the shadow of swords in the rivers and lakes; People were unpredictable, but he met his innocent heart; Should she help him reach the sky in one step, or retreat away from the disputes? When the truth approached step by step, the door of time and space opened, with the fetters of family on one side and his red eyes on the other, where should she go...