In the Future you are an English teacher and you feel tired about your life and work, your husband is also busy with many things so he doesn't talk to you much, you see the text and you fainted

When you wake up you see a strange place like your high school and you see - Hwang Hyunjin is your husband in the Future , he is practicing basketball and you know this is your past and you meet everyone and you have to find a way to get back in the Future