Childhood sweethearts, they spend each stage of life together. Laughter or sadness, share joy and worry.
\"Xiangbei~Beibei~\" He Yinian lay on the desk and flipped through "Mathematical Analysis" boredly
\"Hmm\"
\"It's okay, I just yelled casually.\"
\"...\" Lu Xiangbei looked up at her helplessly, with a faint smile flashing in his eyes.