Jeong-won learns about Eom Tae-seong and offers help, but In-ji rebuffs him. Seo-yeon gets a grim warning. Later, the wife and ex-wife clash at a funeral.
Noh In-ji, an employee at NM, finds herself deeply alone despite her job of living with a 'contract husband' every year. Meanwhile, Han Jeong-won enters into this contract marriage in an ironic attempt to preserve his previous marriage.
The secret marriage service is uncovered when a trunk washes up on the shore, revealing the strange marriage between the couple in the thick of it all.
The Trunk - Season 1, Episode 5 Synopsis and Schedule