Socks and The New Kitten by Melanie Collins

Socks and the New Kitten is the fourth book in the Socks children's book series. Socks and the Mean Sister (Kira) are introduced to a new kitten named Serena in their household. In typical Socks fashion, he wants to be kind to Serena and take care of her. The Mean Sister has other plans in mind. But something happens in the story that leads to love and friendship,

Other books in the Socks series:

1. Socks on the Loose
2. Socks on the Loose Again
3. Socks and the Mean Sister