Hector Rock is a recurring minor character in the game OMORI. He is Kel's beloved pet rock and plays a humorous, lighthearted role throughout the story. Hector is depicted as a simple, ordinary rock but is treated with great affection by Kel, who frequently refers to him as his 'best friend.' While Hector does not speak or act independently, he symbolizes Kel's loyalty and innocence. His presence provides comic relief and emotional comfort, reinforcing the themes of friendship and nostalgia in OMORI.