In a world where emotions are physical entities that can be transferred between people, you play as an 'Emotion Collector' tasked with retrieving and returning lost hearts to their rightful owners. As you navigate through vibrant cities and dramatic landscapes, you interact with a cast of quirky characters, each with their own stories and psychological battles. You must solve intricate puzzles and make tough choices that will affect people's emotions and your own, leading to multiple endings that explore the impact of love, loss, and heartbreak.