[Redemption Lily. Youth campus article]
Transfer student Jiang Ruomian and the taciturn and quiet Yu Jinglan became roommates. She taught her how to solve trigonometric functions, and she helped her correct incorrect sentences in her compositions. They agreed to go to Nanjing to see Wutong after the college entrance examination, but Jiang Ruomian suddenly disappeared after a hundred days of swearing, leaving only a "Five-Year College Entrance Examination" filled with annotations.
Purpose: Youth is worth cherishing