The girl was sad because she had lost her favorite toy, a small stuffed bear named Mr. Cuddles. She searched everywhere in her room, looking under the bed and in her closet, but it was nowhere to be found. The absence of Mr. Cuddles made her feel lonely and upset, as it was a source of comfort for her. Her friends noticed her sadness during playtime at school. They tried to cheer her up by inviting her to join their games, but she struggled to smile. The loss of Mr. Cuddles weighed heavily on her heart, making it difficult for her to enjoy the fun around her.