Thirty But Seventeen (2018) or Still 17 [Seoreunijiman Yeorilgobimnida] is a South Korean television series directed by Jo Soo-won. It stars Shin Hye-sun, Yang Se-jong and Ahn Hyo-seop. It aired on SBS’s from July 23, 2018 through September 18, 2018.
Woo Seo Ri (Shin Hye-sun), was a 17 year old violin prodigy who was about to leave to study in Germany, but she got into a bus accident and fell into a coma. Gong Woo Jin (Yang Se Jong), who caused the accident, is traumatized and plagued by the guilt of what he has done. Thirteen years later he working as a set designer but is emotionally cut off from everyone around him. When Seo Ri wakes up unexpectedly from her coma 13 years later, she is in the body of a 30-year-old woman but is mentally still only 17. Can Woo Jin help her adjust to her new world and can he learn to live and love again?