
Because This Is My First Life
이번 생은 처음이라
“A house-sharing marriage of convenience between two overwhelmed adults”
Two housemates get married for financial convenience, but discover nothing is simple when it comes to demanding in-laws — or facing their growing bond.

Lee Min-ki
as Nam Se-hee · LEAD

Lee Min-ki
Nam Se-hee

Jung So-min
as Yoon Ji-ho · LEAD

Jung So-min
Yoon Ji-ho

Park Byung-eun
as Ma Sang-goo · SUPPORTING

Park Byung-eun
Ma Sang-goo

Esom
as Woo Soo-ji · SUPPORTING

Esom
Woo Soo-ji

Kim Min-seok
as Sim Won-seok · SUPPORTING

Kim Min-seok
Sim Won-seok

Kim Ga-eun
as Yang Ho-rang · SUPPORTING

Kim Ga-eun
Yang Ho-rang

Jeon Hye-won
as Lee Eun-sol · SUPPORTING

Jeon Hye-won
Lee Eun-sol

Kim Eung-soo
as Nam Hee-bong · SUPPORTING

Kim Eung-soo
Nam Hee-bong
Streaming
Where to watch
Availability varies by region · Data by JustWatch via TMDB
Quick verdict
Should you watch?
A smart, grounded contract-marriage rom-com.
✓Fans of realistic rom-coms, marriage-of-convenience tropes, and quiet character romance
✗You want sweeping romance over a low-key, realistic one
Story
What is it really about
A homeowner saddled with a mortgage and a tenant who needs a place to live enter a strictly contractual marriage — and slowly find something real. A grounded, witty rom-com about money, marriage and modern life.
Did you know
Trivia & facts
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FAQ