If there was a time machine, twenty-year-old Wen Yunyao would definitely use it to go back to fifteen years old. It is not to prevent the fifteen-year-old her from getting to know Meng Yu, but to experience the time that belongs to us again.
Sister feels like sister
"I never regret that we met, and please don't forget my existence, sister."
Concept: Two girls redeem each other and grow together