Transmigrated Before the Obsessive Villain Turned Dark

Gu Siyin’s soul traveled from the future into the past. To save the future villainous tycoon from turning evil, she starts by teaching him when he’s still a tiny toddler. The four-year-old toddler: QAQ. Gu Siyin patiently looks after him, gives him loving care, and protects him with all her heart. Just before she leaves, the toddler finally manages to write a promise in crooked letters: “When I grow up, I’ll be a good person.” Who could have guessed that the tycoon would still grow up crooked? In the darkness, Xu Jiali strokes Gu Siyin’s lips, his gaze obsessed and possessive. “Siyin, I really did want to be a good person.” He is a devil trapped in hell, saved by an angel. From then on, the devil began to covet his angel. Note: The heroine will travel to the hero at different stages of his life.