It is I

A large white creature with a wide-open mouth and red interior is shown against a blue sky, its mouth opening wider in a looping motion. The scene cuts to a man with dark hair and a black and yellow outfit, smiling widely while holding his head, next to a small blue-haired girl in a white dress, both standing in a grassy area. The scene then cuts to a man with long dark hair and a grey outfit, gritting his teeth in anger, followed by a man with white hair and a blue and black outfit, who has blood on his face and looks down with a pained expression, both set against a blurred outdoor backgroun