In 'Heart's Echo,' players step into the shoes of Seraphine, a talented but heartbroken musician who discovers that her lost love has literally taken her heart away, leaving only a haunting melody echoing in her mind. As she travels through a surreal world filled with memories and emotional landscapes, she encounters various figures from her past, each representing different emotions and aspects of love. The choices Seraphine makes will alter her journey through twisted versions of familiar places, enabling her to confront her feelings of loss, regret, and healing. Players must navigate conversations, solve emotional puzzles, and uncover the truth behind her heart's disappearance while exploring the intricacies of love and heartbreak.