Mio is a prostitute and ritsu her pimp.
This revelation has been plaguing me for quite some time now, allow me to present my proof.
Attached: Mio (7).jpg (1920x1080, 242K)
I believe the following images will speak for themselves.
Attached: Mio (23).jpg (1920x1080, 196K)
Attached: Mio (27).jpg (1920x1080, 349K)
Attached: Mio (28).jpg (1920x1080, 233K)
Ritsu also tries to get Yui into her claws at times
Attached: Mio (35).jpg (1920x1080, 279K)
Attached: Mio (43).jpg (1920x1080, 306K)
Attached: Mio (46).jpg (1920x1080, 280K)
Mio teaching what she learned first hand
Attached: Mio (50).jpg (1920x1080, 273K)
Attached: Mio (52).jpg (1920x1080, 341K)
Attached: Mio (63).jpg (1920x1080, 239K)