You see a lost kitten on the road, what do you do? Take it to the animal shelter, duh.
The MC trying to get hot women in the purgatory. While the Kitten wants a belly rub.
What to expect - Comedy - Vanilla Smut - MC slowly building up the harem? - MC and Kitten making progress in their purgatory - Some lit-rpg elements - Slice of Life ( no deep storyline but a progression to prosperity)