*Synopsis:* After accidentally killing his beloved Immortal Bai Ze 300 years ago, white-haired Demon Lord Xie Wuchen falls silent. When Bai Ze reincarnates as powerless disciple Li Chen, Xie Wuchen kidnaps him to protect him. As memories return, they fall in love, defying Heaven’s decree. When Heaven forces them apart, Li Chen sacrifices his immortality to save Xie Wuchen. They choose a mortal life together, dying old and happy, only to find each other again in their next reincarnation.