my first love

Kang Shin-Woo ( Lee Jung-Shin) is a math teacher with a good looking appearance. nonton love at the end of the world He has not forgotten his first love Han Ji-Soo ( Lee Yeol-Eum) for the past 10 years By an accident, he travels to the past when he was a high school student There, he meets his younger self ( Seo Ji-Hoon )