Thundercloud Rainstorm

Thundercloud Rainstorm

천둥구름 비바람
Ended First aired 28/Nov/2025 South Korea Korean 1 season(s) 8 episode(s)
Drama
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.
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TimeScore 33% Skip It
Binge Meter 48% Slow Burn
Episode Pulse Quiet 40% activity score
Drop Rate 0% Very Low

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Seasons & Episodes

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Season 1 · Season 1
8 episode(s) · Air date: 28/Nov/2025
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Season Overview

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.

Season Overview

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.

S1E8
Episode 8
Air date: 19/Dec/2025 · Runtime: 30 min
Summary

Il-jo’s past finally comes to light. When Jung-han falls ill with a high fever, Il-jo returns to care for him, and the two reaffirm their feelings — quietly making promises for the future they hope to build together.

Summary

Il-jo’s past finally comes to light. When Jung-han falls ill with a high fever, Il-jo returns to care for him, and the two reaffirm their feelings — quietly making promises for the future they hope to build together.

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S1E7
Episode 7
Air date: 19/Dec/2025 · Runtime: 28 min
Summary

On his uncle’s memorial day, Jung-han briefly reunites with Il-jo. Their parting pushes him to uncover the truth behind the threats — a trail that leads toward something far darker.

Summary

On his uncle’s memorial day, Jung-han briefly reunites with Il-jo. Their parting pushes him to uncover the truth behind the threats — a trail that leads toward something far darker.

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S1E6
Episode 6
Air date: 12/Dec/2025 · Runtime: 31 min
Summary

When Il-jo suddenly goes missing, Jung-han finds him at the hospital covered in bruises, realizing he’s been threatened. A fierce argument erupts between them, pushing their relationship to the brink.

Summary

When Il-jo suddenly goes missing, Jung-han finds him at the hospital covered in bruises, realizing he’s been threatened. A fierce argument erupts between them, pushing their relationship to the brink.

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S1E5
Episode 5
Air date: 12/Dec/2025 · Runtime: 33 min
Summary

Jung-han and Il-jo finally define their relationship and begin their first real dates, but Il-jo’s insistence on keeping their love hidden fuels Jung-han’s growing insecurity and jealousy.

Summary

Jung-han and Il-jo finally define their relationship and begin their first real dates, but Il-jo’s insistence on keeping their love hidden fuels Jung-han’s growing insecurity and jealousy.

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S1E4
Episode 4
Air date: 05/Dec/2025 · Runtime: 30 min
Summary

Jung-han visits Il-jo’s old home, and the two quietly revisit the warmth of their shared past, promising to meet again in Seoul. But when the day comes, Il-jo vanishes without a word—until night falls, and Jung-han finds him injured, waiting in the dark.

Summary

Jung-han visits Il-jo’s old home, and the two quietly revisit the warmth of their shared past, promising to meet again in Seoul. But when the day comes, Il-jo vanishes without a word—until night falls, and Jung-han finds him injured, waiting in the dark.

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S1E3
Episode 3
Air date: 05/Dec/2025 · Runtime: 32 min
Summary

Jung-han can’t understand why his desire for Il-jo runs so deep—but when Il-jo finally gathers the courage to confess, Jung-han shuts him down.

Summary

Jung-han can’t understand why his desire for Il-jo runs so deep—but when Il-jo finally gathers the courage to confess, Jung-han shuts him down.

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S1E2
Episode 2
Air date: 28/Nov/2025 · Runtime: 31 min
Summary

Jung-han coldly reminds Il-jo that until the surgery debt is paid, everything about him belongs to him, forcing him to pay him back through housework. Yet beneath this control, their bond twists into a dangerous and forbidden intimacy.

Summary

Jung-han coldly reminds Il-jo that until the surgery debt is paid, everything about him belongs to him, forcing him to pay him back through housework. Yet beneath this control, their bond twists into a dangerous and forbidden intimacy.

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S1E1
Episode 1
Air date: 28/Nov/2025 · Runtime: 29 min
Summary

Il-jo and Jung-han’s lives spiral out of control after a hospital bill and an impulsive kiss bind them together. Debt, dependence, and blurred boundaries pull them into a dangerous closeness neither is ready to face.

Summary

Il-jo and Jung-han’s lives spiral out of control after a hospital bill and an impulsive kiss bind them together. Debt, dependence, and blurred boundaries pull them into a dangerous closeness neither is ready to face.

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Cast

Main cast members.

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Yoon Ji-sung
Yoon Ji-sung
Lee Il-jo
Jeong Ri-u
Jeong Ri-u
Seo Jeong-han
Jang Won-hyuk
Jang Won-hyuk
Seung-jae
Lee Dong-ju
Lee Dong-ju
Jeong-in
Hwang Seong-yun
Hwang Seong-yun
Su-hyo
Park Si-woo
Park Si-woo
Seo Jeong-han [Young]

Crew

Creators, directors, writers, and production crew.

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Min Chae-yeon
Min Chae-yeon
Director

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