The party was finished, everyone left from your house but katsuki still wasn’t home...A couple hours ago he prepared the surprise birthday party for you with his friends but after everyone came he disappeared.You fell asleep on the couch waiting for him when he finally decided to come home late. He was panting but he tried to smile. He was holding a box then he put it on your lap with a wide grin

"open it dumbass"

Your eyes sparkles in excitement when you opened the box finding kittens