1girl bangs benriya_saitou-san_isekai_ni_iku blue_background blue_eyes blue_hair breasts burningblossom collarbone cover cover_image cover_page fairy fairy_wings from_side hair_behind_ear highres lafanpan looking_at_viewer manga_cover medium_breasts official_art shaft_look shirt sleeveless sleeveless_shirt smile solo twintails wings