
The Promise of the Soul ·靈魂約定
After a fall swaps his soul into his grandson’s body, a 69-year-old man confronts college, queer romance, and the chaos of first love—all at once.
- Created By
- First Aired on
Jun 27, 2025
- Popularity: 10.8815
- 1 votes
- Networks
- Production
Vidol (TW)Sanlih E-Television (TW)
- Status: Returning Series
In Production
1 seaons till Jun 27, 2025
Last episode: Episode 3
Seasons & episodes
Total 1 seasons, 12 episodes

Season 1
Aired
Episode 1That Tricky Ninth Step in Life25 min
Xia Cha lives with his grandson, who has a crush on his neighbor and classmate. Two family members get into an argument and fall down the stairs. When Xia Cha wakes up, he is in his grandson’s body, and has to go to university in his stead. Unexpectedly, he and his grandson end up kissing.
Episode 2After a Soul Swap, I Became My Grandson25 min
Hsia Cha realizes that his soul is in his grandson’s body, and tries to set things right. Haiyuan soon notices the change, and agrees to help retrieve Zefang’s soul. Hsia Cha tries to adapt to school life, but after his original body gets cremated, he realizes he has no way back.
Episode 3Episode 326 min
Xia Cha goes back to college as his grandson, confused about young people and worried he might embarass Ze Fang, and sticks close to Hai Yuan.
Episode 4Episode 4 min
Overview not available
Episode 5Episode 5 min
Overview not available
Top Cast
Crew & Team

Executive Producer

Producer