During the war in his previous life, he became brothers with a woman who disguised herself as a man and went to the battlefield. She fell in love with him at first sight, but she hid her love in her heart because she concealed her daughter's identity; he fell in love with her for a long time, but thought she was a man, and she left him because of her confession, preferring to stay by her side silently. Until the end, he died to save her and expressed his love before he died. Before she could tell him her secret, he closed his eyes forever, and she only felt pain. In front of the King of Hell, she gave up the chance to become an immortal and just wanted to meet him again in the next life. In this life, in the 21st century, after drinking Meng Po soup and washing away her past life memories, can she still fulfill the promise she made after his death in her previous life? Fate was destined to meet them, but it was also destined to make fun of their lives.