Creator
Cast
Kang Shin-Woo
Young Kang Shin-Woo
Han Ji-Soo
Shin Joo-Hwan
Baek Na-Hee
Jang So-Ra
Choo Geun-Deok
Shin-Woo's mother
Kim Yun-jeong
Mozart student's Head Teacher
Synopsis
Kang Shin-Woo is a math teacher with a good looking appearance. He has not forgotten his first love Han Ji-Soo 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. Kang Shin-Woo struggles to make the younger Kang Shin-Woo’s love come true. 
Original title 애간장
TMDb Rating 6.4 5 votes
First air date Jan. 08, 2018
Last air date Feb. 06, 2018
Seasons 1
Episodes 10
Average Duration 60 minutes
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