My 21-Year-Old Pure Girl

After Lin Chen, a delivery boy, broke up with his ex, he encountered deliberate traps one after another. By chance, he accidentally activated the consumer cashback system. This system has special rules for Lu Xiaoyu and Su Kexin to make purchases and induce emotional changes in them, so they can get high cash rebates. During the relationship, Lin Chen discovered that sincere efforts can always receive a full response from the other party. Faced with biased roommates and former exes, Lin Chen calmly dealt with it and started a new life. Along the way, Lin Chen changed his past appearance and lived a different style. During the long period of getting along and protecting each other, Lu Xiaoyu and Su Kexin gradually fell in love with Lin Chen.