Mr. Plankton - Season 1

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.

10 Episodes

Episode 1

Season 1 - Episode 1

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 ...

Episode 2

Season 1 - Episode 2

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

Season 1 - Episode 3

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 i...

Episode 4

Season 1 - Episode 4

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 H...

Episode 5

Season 1 - Episode 5

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...

Episode 6

Season 1 - Episode 6

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

Season 1 - Episode 7

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-...

Episode 8

Season 1 - Episode 8

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-l...

Episode 9

Season 1 - Episode 9

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

Season 1 - Episode 10

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 pa...