Mr. Plankton - Season 1

First aired: 11/8/2024 10 episodes

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.

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Episodes

1. Episode 1

Aired: 11/8/2024

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.

2. Episode 2

Aired: 11/8/2024

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.

3. Episode 3

Aired: 11/8/2024

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.

4. Episode 4

Aired: 11/8/2024

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.

5. Episode 5

Aired: 11/8/2024

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.

6. Episode 6

Aired: 11/8/2024

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.

7. Episode 7

Aired: 11/8/2024

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.

8. Episode 8

Aired: 11/8/2024

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.

9. Episode 9

Aired: 11/8/2024

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.

10. Episode 10

Aired: 11/8/2024

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.