k-on!
akiyama mio, hirasawa yui, kotobuki tsumugi, tainaka ritsu
4girls, arms behind back, bdsm, bondage, bound, gag, gagged, improvised gag, kneehighs, multiple girls, pantyhose, sakuragaoka high school uniform, school uniform, serafuku, socks, tape, tape gag
absurdres, highres, photoshop (medium)