Bound by a debt, an illegitimate son moves in with his aloof cousin, unaware that their uneasy deal will spiral into a deep and dangerous obsession.
Thundercloud Rainstorm is a 2025 drama TV series from South Korea created by Caesim, starring Yoon Ji-sung, Jeong Ri-u and Jang Won-hyuk. It first aired on November 28, 2025. The series has 1 season and 8 episodes on wavve. Episodes run about 35 min, in Korean. Audiences rate it 7.3/10 from 21 votes — well received.
Thundercloud Rainstorm premiered on November 28, 2025.
Thundercloud Rainstorm was created by Caesim.
The main cast includes Yoon Ji-sung, Jeong Ri-u, Jang Won-hyuk, Lee Dong-ju and Hwang Seong-yun.
Thundercloud Rainstorm has 1 season (8 episodes). Status: Ended.
No streaming service lists it for US yet. Add it to your watchlist and check back — availability updates regularly.
It holds an audience score of 7.3/10 from 21 ratings, so fans of drama titles are its best audience. Read member reviews below or add your own.
Every episode's audience rating at a glance — find the best (and worst) episodes before you binge.
| E1 | E2 | E3 | E4 | E5 | E6 | E7 | E8 | |
|---|---|---|---|---|---|---|---|---|
| S1 | 9.0 | 9.0 | 9.0 | 8.0 | 9.0 | 8.0 | 8.0 | 8.0 |
9+ Awesome8+ Great7+ Good6+ Regular<6 Bad
romanceunrequited lovecousin relationshipaggressiveboys' love (bl)based on web novel
Caesim
Yoon Ji-sung
Jeong Ri-u
Jang Won-hyuk
Lee Dong-ju
Hwang Seong-yun