Zetsurin Osananajimi no Dekiai H de Mitasaretai

"If you try it with me — I'm a man too, so I can hold you."
I give in to the sweet temptation and let my childhood friend Junya have my body.
They are made to cum, and we both desire each other intensely —
We have a long relationship as lovers because of our famous instruments. Minori Toratani is worried about what she doesn't do.
So, wouldn't she be able to build a good relationship with someone who is unfaithful?
When she tried to get her co-worker and childhood friend Junya Otaka to introduce her to someone who was an unequaled person, for
some reason he started talking about how he was an unequaled person, and she ended up having sex with Junya. It was!
If she were to have sex with Junya, who she had grown up with like her family, the comfortable relationship they had now might be destroyed…
Junya gently wrapped her arms around Minori's waist.

The relationship between the two, who I thought would never change, begins to change…