- Tigerkit, who later becomes Tigerclaw
- Thistlekit, who later becomes Thistleclaw
- Leopardkit, who later becomes Leopardfoot
Pinestar's kits are all born during a time of great turmoil in the forest, and they each face their own challenges as they grow up. Tigerkit is the most ambitious of Pinestar's kits, and he is determined to become leader of ThunderClan. Thistlekit is a fierce warrior, but he is also hot-tempered and quick to anger. Leopardkit is the kindest and most gentle of Pinestar's kits, and she is often caught in the middle of her brothers' conflicts.
As Pinestar's kits grow up, they begin to make their own decisions and forge their own paths. Tigerkit becomes increasingly ruthless and ambitious, while Thistlekit struggles to control his anger. Leopardkit tries to keep the peace between her brothers, but she is often unsuccessful.
Eventually, Pinestar's kits make choices that have a profound impact on the fate of ThunderClan. Tigerkit becomes the leader of ThunderClan, but he is deposed by Fireheart, who is a descendant of Pinestar. Thistlekit becomes a dark warrior, and he is eventually killed by Fireheart. Leopardfoot mates with Fireheart and has kits, continuing the legacy of Pinestar.