Sakura MMO 2, a hentai game developed and published by Winged Cloud. Released on January 2019. Download on Nutaku.net for $10.00. For PC Windows. No voice acting.

Violas adventures continue in the magical land of Asaph Online. As she takes on quests and goes up against monsters, Viola explores this world to find out who summoned her here, and why.

Viola takes on quest after quest, hoping one of them will give her clues. She finally gets a lead when she accepts a quest involving a stolen diamond necklace.

Source: N4G PC [NSFW] Hentai Game Review: Sakura MMO 2 – Hentai Reviews