[SONE-626] - "I'm shy, hesitant and weak to push" I was the worst servant who lusted after her sister and secretly continued to. Masuzu Mita

[The troubled face of the weak Masuzu Mita is too cute and precious ...]
'Masuzu' has a timid and shy personality. She was unconscious, but there was a passage where her visuals and gestures stuck with the man and made him popular. She has a tutor. She is her sister's boyfriend Atsushi. He was in trouble. It's been a long time since they've been dating, but Masuzu's sister is a tough person and can't let me her at all. Compared to such a bullish sister, Masuzu seems to be weak and sloppy. Atsushi, who was on the verge of exploding his desire, involuntarily put his hands on his sister. But Masuzu is... Accepted. Atsushi's lust when he learns that she is vulnerable to push escalates more and more.