A Fairy's Repayment, Starting with the Snail Maiden

Lin Lin bought some river snails at the market and planned to keep them for a few days before eating them.

The next day, he rescued an odd-eyed cat from a wild dog's jaws and planned to take it to an animal shelter.

On the third day, he rescued a butterfly trapped in a spiderweb downstairs in his apartment complex and set it free.

At first, Lin Lin didn't think much of any of this, until one day...

"Young master, we've come to repay your kindness!"

Lin Lin: "What?!"