Story

The protagonist has spent his entire life within a hospital, cared for by Mina-oneechan. He once innocently promised to marry her when he grew older, cherishing her gentle and attentive nature.

Upon reaching puberty, the protagonist develops an intense possessiveness and other complex emotions towards Mina. His world is shaken when he discovers she is engaged to his attending physician, leading to a desire to claim her for himself.

Gameplay

Built on the RPG Maker engine, the game involves choices that influence the narrative. Players should disable the 'Always Dash' option after the fourth choice to prevent persistent pop-up messages.