mario (series), super smash bros., wii fit
mario, wii fit trainer, wii fit trainer (female)
eri muuton
1boy, 1girl, abs, alternate muscle size, bare shoulders, black hair, capri pants, colored skin, femdom, grey eyes, hat, height difference, hetero, long hair, motion blur, muscular, muscular female, pants, ponytail, spandex, spanking, sports bra, white skin
bad id, bad pixiv id, commentary request