A man who should not have been born and the unhappiest woman in the world are forced to accompany one another on the final journey of his life. Hae Jo, a man born out of wedlock thrown into a wandering life without family. Jae-mi, Hae Jo's ex-girlfriend and the world's unhappiest bride-to-be.
Episode 1. Episode 1
2024-11-08 · 60 min
Hae Jo, who runs an errand center, accepts Noh Yang-hui's request to kidnap her on her wedding day. Later, he unexpectedly runs into an old flame.
Episode 2. Episode 2
2024-11-08 · 57 min
Hae Jo sets out to find his sperm donor, the biological father he never knew. He crashes Jo Jae-mi's wedding and drags her along.
Episode 3. Episode 3
2024-11-08 · 58 min
Hae Jo recounts his first meeting with Jae-mi. While a huge fight breaks out at the sundae shop, Eo Heung and Wang Chil-seong's gang close in.
Episode 4. Episode 4
2024-11-08 · 60 min
Jae-mi makes a tough choice between Hae Jo and her devoted fiancé. Soon they head down to Busan, while a mysterious figure arrives to bail Heung out.
Episode 5. Episode 5
2024-11-08 · 66 min
Hae Jo spends meaningful time with Ko Jae-geun up in the mountains. Back in Seoul, Chil-seong corners Kkari and forces him to track down his old partner.
Episode 6. Episode 6
2024-11-08 · 59 min
Heung reflects on his relationship with Jae-mi. After Hae Jo steals a boat to escape Chil-seong, they end up stranded on a deserted island.
Episode 7. Episode 7
2024-11-08 · 59 min
Shaken by the island ordeal, Hae Jo slips into a slump his friend Yang Bong-suk can't lift. Meanwhile, Heung does everything to stay by Jae-mi's side.
Episode 8. Episode 8
2024-11-08 · 63 min
Afraid of hurting Jae-mi again, Hae Jo tries to push her away. Later, he takes on a new errand and meets a young girl looking for her long-lost brother.
Episode 9. Episode 9
2024-11-08 · 61 min
After learning about Hae Jo's severe condition, Jae-mi is determined to help him find his biological father. But when she returns, he's gone.
Episode 10. Episode 10
2024-11-08 · 77 min
Now alone with Heung, Hae Jo reflects on his unfortunate life. After a tense reunion at Kkari's workplace, Hae Jo decides to confront his painful past.
Bittersweet endings hold a quiet, yet powerful beauty. They’re different from pure sadness, which settles in your heart like a weight. In stories like «Uncontrollably Fond» («함부로 애틋하게») and «Mr. Plankton» («Mr. 플랑크톤»), we know early on that joy and pain will entwine, but still, we cling to a fragile hope—that somehow love will rewrite destiny.
Mr. Plankton doesn’t just remind us of love’s power, but of life’s fragility. It nudges us to forgive, not just others but ourselves, and to embrace every moment. It teaches us to live meaningfully, without regrets, and to leave behind memories that will inspire others to live fully too. There’s a humbling reminder in these stories: at the end of our journey, the legacy we leave is a reflection of the love and peace we nurtured within ourselves.
Highly recommended.