I thought married life is fun.... not until I end up with my wife from hell.

A spoiled, rich and entitled brat is the title that Bae Joohyun, Irene, claimed. When she is forced to go on a business cruise with her sister Jisoo, and high class family, she feels nothing but dread with the claim; "waste of time". Obsessive and possessive with the thought burned into her mind, she can't help but question it when she meets an innocent and oblivious crew member, Kang Seulgi.

Jennie has a rare disease called Xeroderma Pigmentosum. Xeroderma Pigmentosum or you can also call it as XP, which basically means, a severe sensitivity to sunlight. If the Sunlight touches Jennie's skin, she'll die. Her windows are special, it'll prevent the light from passing through. She plays the guitar. For the past 10 years, she have been watching from a window, a girl that always passes in front of their house. Her name is Lalisa. They'll meet accidentally, Every night of her life will be the best nights of her whole life, because she'll be spending it with the one who she fell in love in the past 10 years.