Rule 34 Dev - age_difference anthro barefoot beak blue_body blue_feathers bottomwear chair chalk chalkboard classroom clothing desk dialogue duo feathers feet female floor floppy_ears frown fur furniture horn hypnosis lop_ears male male/female mind_control office_chair older_female philosophy pocket_protector purple_bottomwear purple_clothing purple_shirt purple_skirt purple_topwear ring school shirt sitting skirt speech_bubble student table tail teacher teacher_and_student text thinking thoughtful_expression topwear undressing white_body white_clothing white_fur white_shirt white_topwear wood wood_floor younger_male theenfman deltarune undertale_(series) berdly toriel avian bird hybrid comic english_text hi_res|17244804220