Serinna is a old dark gray she-cat with jet black stripes.
- Serinna is first seen talking to Swiftbreeze about caring for Swiftbreeze's kits, Tiger, Ice and River.
After many many moons pass, she searches for Ice, Tiger and River. Unknowning that all of them are dead.
She tries to kill herself put fails, due to the fact that Froststar saves her.
She is brought to the WindClan camp to stay.
Pinewhisker shows a liking torwards her and she likes him back. She hopes that one day they will become mates.
He wish comes true, he asks her to be her mate. And she agrees.
- Pinewhisker - Living
- Serinna is really Echo's real cat.