Season 1
Release : October 09, 2017
Total Eps : 16
Rating : 6.00
Credits
Lee Min-ki ( 이민기 )
Nam Se-hee
Jung So-min ( 정소민 )
Yoon Ji-ho
Park Byung-eun ( 박병은 )
Ma Sang-goo
Esom ( 이솜 )
Woo Soo-ji
Kim Min-seok ( 김민석 )
Sim Won-seok
Kim Ga-eun ( 김가은 )
Yang Ho-rang
Jeon Hye-won ( 전혜원 )
Lee Eun-sol
Kim Eung-soo ( 김응수 )
Nam Hee-bong
Moon Hee-kyung ( 문희경 )
Jo Myung-ja
Kim Byeong-ok ( 김병옥 )
Yoon Jong-soo
Kim Sun-young ( 김선영 )
Kim Hyun-ja
Ro Jong-hyun ( Ro Jong-hyun )
Yoon Ji-suk
Yoon Bo-mi ( 윤보미 )
Yoon Bo-mi
Hwang Seok-jeong ( 황석정 )
Writer Hwang
Kim Min-gue ( 김민규 )
Yeon Bok-nam
All Episode
Because This is My First Time Being Thirty ~ 1
October 09, 2017
Because This is My First Kiss ~ 2
October 10, 2017
Because This is My First Proposal ~ 3
October 16, 2017
Because This is My First Marriage ~ 4
October 17, 2017
Because This is My First Promise ~ 5
October 23, 2017
Because This is "Our" First Time ~ 6
October 24, 2017
Because This is My First YOLO ~ 7
October 30, 2017
Because This is My First Husband ~ 8
October 31, 2017
Because This is the First Time I Belong Somewhere ~ 9
November 06, 2017
Because This is My First Time Having In-laws ~ 10
November 07, 2017
Because This is My First Beach ~ 11
November 13, 2017
Because This is My First Desire ~ 12
November 14, 2017
Because This Is My First Time Visiting Your Room ~ 13
November 20, 2017
Because This Is My First Confession ~ 14
November 21, 2017
Because This is My First Intermission ~ 15
November 27, 2017
Because This is My First Life ~ 16
November 28, 2017