
Sister's Diary 2020
Discover the heartfelt romance in *Sister's Diary (2020)*, a tender South Korean drama directed by Kim Tae-soo.
Director: Kim Tae-soo
Cast




Frequently Asked Questions
What is Sister's Diary (2020) about?
*Sister's Diary* tells the story of Ga-eun and Su-ho, who grew up as close as siblings but hide deep feelings for each other. When Su-ho discovers Ga-eun's diary revealing her love, he must decide whether to act on his feelings or preserve the family's happiness by staying silent.
Who directed Sister's Diary?
Director Kim Tae-soo helmed *Sister's Diary*, bringing a delicate balance of warmth and melancholy to this romantic drama.
Who stars in Sister's Diary?
The film stars Lee Sul-ah as Ga-eun, Kim Ji-ah as Su-ho, alongside Park Do-jin and Gil Dong in pivotal roles.
Is Sister's Diary (2020) worth watching?
Despite its short runtime, *Sister's Diary* offers a sweet and emotionally resonant romance that fans of light drama will appreciate. Its themes of hidden love and familial duty give it a unique twist on classic tropes.
How long is Sister's Diary?
*Sister's Diary* runs for 77 minutes.
🎥 Trailer
About Sister's Diary (2020) — A Heartfelt Romance of Secret Desires and Hidden Truths
Discover the heartfelt romance in *Sister's Diary (2020)*, a tender South Korean drama directed by Kim Tae-soo. This 77-minute film follows the close bond between childhood friends Ga-eun and Su-ho, who share a sibling-like relationship—until Su-ho stumbles upon Ga-eun's secret diary and realizes his long-suppressed feelings. What unfolds is a delicate dance of emotions, where love clashes with hidden truths and societal expectations. Set against a backdrop of familial devotion and unspoken desires, the story explores the fine line between loyalty and romance, wrapped in a gentle, intimate atmosphere that lingers long after the credits roll.
As Ga-eun's hidden affection surfaces, a heartbreaking dilemma emerges: revealing their true feelings could shatter the trust of their parents, who believe they are siblings. Kim Tae-soo crafts a poignant narrative that balances sweetness and sorrow, making *Sister's Diary* a charming yet emotionally charged experience for fans of light romance with depth.