Because This Is My First Life

Because This Is My First Life


Because This Is My First Life centers around a “house-poor” man and a homeless woman who end up sharing a house together. It deals with the problems facing today’s generations and how the present-day youth view the realities of life concerning jobs, romantic relationships, and marriage.


General Information

  • Status: COMPLETED
  • Drama Title: Because This Is My First Life
  • Other Titles: This Life Is Our First
  • Genre: Romantic Comedy, Slice-of-Life
  • Director: Park Joon-hwa
  • Writer: Yoon Nan-joong
  • No. of Episodes: 16
  • Broadcast Period: October 9 to November 28, 2017
  • Time Slot: 22:50 Korean Standard Time, Mon & Tue
  • Runtime: 60 minutes
  • TV Network: tvN (cable)
  • Production Company(s): MI Inc.
  • Preceded by: Argon
  • Followed by: Rude Miss Young-ae 16

Main Cast & Characters

Because This is My First Life Main Cast

Lee Min-ki as Nam Se-hee, a man in his 30s who has a degree in design and works at an IT firm. He owns a house but is burdened by his mortgage. His decision not to marry is fixed but gets shaken up upon meeting his housemate Yoon Ji-ho.

Jung So-min as Yoon Ji-ho, a woman who gives up on dating due to her financial woes. She does not own a house, so she looks for a cheap apartment and ends up sharing a house together with Nam Se-hee. 

Supporting Cast & Characters

Kim Min-seok as Sim Won-seok, young man with an ‘innocent personality’ who has undergone a change after meeting college student Yang Ho-rang

Kim Ga-eun as Yang Ho-rang, Yoon Ji-ho’s best friend who will fall in love with Sim Won-seok

Esom as Woo Soo-ji, Yoon Ji-ho’s best friend

Park Byung-eun as Ma Sang-goo, the CEO of the company where Nam Se-hee is working


All values are expressed in percentage.
Episode No.Broadcast DateNielsen (Nationwide)Nielsen (Seoul)TNMS (Nationwide)
1October 9, 20172.0232.4912.3
2October 10, 20172.6473.7382.5
3October 16, 20172.2922.8253.0
4October 17, 20173.8414.7023.6
5October 23, 20172.7253.6232.9
6October 24, 20173.6363.8894.5
7October 30, 20173.2664.1793.1
8October 31, 20173.7794.2424.0
9November 6, 20173.6525.0303.3
10November 7, 20174.1975.1775.0
11November 13, 20173.5284.0823.8
12November 14, 20173.9404.8145.0
13November 20, 20173.5454.4114.1
14November 21, 20174.2365.2734.7
15November 27, 20173.7864.9824.2
16November 28, 20174.9315.8625.0

Official Posters

Original Soundtrack

(to be updated)

News & Developments