The game was developed by the circle , known for their expertise in creating full-animation erotic RPGs. Hypnosis Knight-Princess is their most ambitious project to date, which was first released in Japan on DLsite (Product ID: RJ01045491) on October 4th, 2024 . The title was published globally on Steam on August 23rd, 2025 , under the English name Hypnosis Knight-Princess , with full localization support, including English, Chinese, and other languages.

. The game features Gina, a princess-knight framed by her treacherous brother and a succubus named Lala, who must travel the kingdom of Triss to dispel a widespread hypnotic curse and reclaim her honor. Key Gameplay Mechanics Live2D Animation

As Gina saves her people, the curse she absorbs begins to take effect, represented by the game's Hypnosis System . The more curses she lifts, the deeper her own corruption progresses.

The game's most praised feature is its use of . Not only do the character sprites and cutscenes move fluidly, but every single H-scene is also fully animated using this technology. This brings every moment to life, from subtle changes in a character's expression to the visceral reactions during the game's more intense sequences, enhancing both the emotional and visual impact.

The amulet glowed. Seraphina felt it—not pain, but pressure behind her eyes, like a second set of memories trying to push through the first.

The game is a female-protagonist action RPG where the player controls a "Princess Knight". Visual Elements: It features Live2D animations and fully voiced scenes for key interactions.

The voice actress delivers a standout range:

Mind Control Princess Knight gameplay (opening and first day)

At its heart, revolves around a classic fantasy trope: the Princess Knight . She is proud, virtuous, and unmatched with a blade—a symbol of incorruptible justice. The narrative hook, however, lies in the "Mind Control" tag. Unlike brute force corruption stories, this work focuses on psychological erosion.

The game is a Japanese-style RPG (JRPG) focused on the themes of hypnosis, mind control, and corruption

: Critical story progression requires defeating powerful bosses guarding succubus statues. These are turn-based and can inflict "Hypnotic Corruption" on Gina. Corruption System

: The protagonist’s dialogue, battle sprites, and portrait art dynamically shift to reflect her current state of mind control. Why the "RJ01045491" Catalog Code Matters

Hypnosis Knight-Princess (Original: , DLsite: RJ01045491 ) is a high-quality corruption-themed H-RPG developed by happypink and published by Kagura Games . Story Overview