When your best friend is a little bit different

This cat is different from other cats. He befriends the rats.

This is Timmy the Cat. He is a big Cat. This is Remy the Rat. He is a little rat. Timmy and Remy are friends. They play together. Timmy smiles at Remy. Remy feels safe with Timmy. They are happy friends.

What do you think about their friendship?