巨乳JKアイドル声優寝取られスタジオ

The protagonist manages a voice acting agency.

He's responsible for his new voice actress idol, the highschool student Tsukimori Mihaya. They have a secret relationship, but obviously of platonic nature.

At this time, Mihaya's voice director becomes interested in her and she gets an exclusive promotion to speak a heroine in an anime TV show.

But from this day onwards, Mihaya began avoiding the protagonist.
What could be her reason?

[Translated from the Official website]