In a quirky, heart-themed world, players step into the shoes of Jasper, a heart farm technician in the peculiar town of Pulsadia, where emotions manifest as literal heart-shaped objects. One day, a rare heart goes missing, triggering a town-wide crisis as citizens begin experiencing dramatic mood swings. Players must navigate through interactive dialogues, exploring the emotional undercurrents of the townsfolk while piecing together clues to uncover the identity of the heart-thief. Each choice affects not only the investigation but also the emotional state of the characters, leading to multiple endings based on the player's ability to balance feelings and facts.