Tsundere Idol: My Personal M-Pet is a hentai visual novel. Developed by Norn / Miel and published by Cherry Kiss Games. English localization released on May 29, 2018. For PC Windows. Download on Nutakus digital store for $9.99. Full Japanese voice acting.
Tsundere Idol is the story of Kota. Hes a fan of the idol sensation, Rui Kurumizaka. She happens to attend the same college as Kota! One day a fateful accident occurs, and the contents of Ruis bag spill out on the floor revealing a dirty magazine. Kota claims ownership of the magazine, and saves Rui’s reputation.
The girl instantly falls in love with her white knight.
Source: N4G PC [NSFW] Hentai Game Review: Tsundere Idol – Hentai Reviews