After a fall, Xia Cha wakes in his grandson’s body—only to face youth, college, and a first kiss.

Trapped in his grandson’s body, Xia Cha searches for a way back—until his own body is cremated.

Posing as his grandson at college, Xia Cha clings to Haiyuan as he fumbles through modern life.

To escape Riqing, Xia Cha moves in with Haiyuan—where nightly closeness sparks quiet attraction.

As Xia Cha adapts to campus life, Haiyuan’s jealousy grows—forcing him to face his true feelings.

A dream reveals a red thread linking Xia Cha and Haiyuan—love tied by fate and past lives.

After injury and a night together, Xia Cha and Haiyuan’s love deepens—until they’re discovered.

A misunderstanding fuels jealousy and their first fight, testing Xia Cha and Haiyuan’s fragile bond.

Working together draws them closer—and when Haiyuan confesses, he suddenly vanishes.

Haiyuan rescues Xia Cha from Riqing, but fate twists again when the red thread shifts hands.

Doubt and heartbreak tear them apart as souls clash and Xia Cha makes a life-changing choice.

Through sacrifice and reunion, Xia Cha and Haiyuan prove that love transcends bodies and time.