Set one year after season 1 of "Age of Youth."
Jin-Myung (Han Ye-Ri) successfully found a job after she returned from China.
Ye-Eun (Han Seung-Yeon) took a year off from school due to the aftereffects of her abusive ex-boyfriend.
She is now returning to her university.
Ji-Won (Park Eun-Bin) has yet to find a boyfriend.
Eun-Jae (Ji-Woo) broke up with her first love and she is in emotional pain.
The girls have a new housemate Jo Eun (Choi A-Ra) at their sharehouse.
She stays in the room previously occupied by Yi-Na (Ryu Hwa-Young).
"Age of Youth Season 2" takes over the JTBC Fridays & Saturdays 23:00 time slot
previously occupied by "Woman of Dignity."
For season 2, Kang Yi-Na (Ryu Hwa-Young) has left the share house, but will appear in the drama series.
Ji-Woo replaces Park Hye-Soo from season 1 to play Yoo Eun-Jae.
Park Hye-Soo is unable to appear in season 2 due to scheduling conflicts.
Han Ye-Ri - Yoon Jin-Myung
Han Seung-Yeon - Jung Ye-Eun
Park Eun-Bin - Song Ji-Won
Ji-Woo - Yoo Eun-Jae
Choi A-Ra - Jo Eun
Kim Min-Suk - Seo Jang-Hoon
Onew - Kwon Ho-Chang
Ryu Hwa-Young - Kang Yi-Na (special appearance)