Just read.
Warning: contains spoilers for the project. For those of you who can't read that fast, it says: Okay, so Luna and KitKat's parents were Mumbleshrine and Starflight but one day Starflight was hunting with Mumbleshrine for the little kits and suddenly Starflight got possessed by Rainbowcloud a rainbow-colored cat and Mumbleshrine told the kits that Starflight had been hit by a Twoleg monster and then a long time later Luna and ChitChat KitKat's other bro mated and created Poofy and then some cats who had helped take care of Luna and Kitkat named Bastet and Goldray came and Poofy created Fluffyclan and became Poofystar and worked together with a lot of other cats including KitKat and Luna and eventually defeated Rainbowcloud and got StarFlight back. (https://scratch.mit.edu/projects/768590399/ for animated version)