In a future where memories can be accurately removed, top memory weaver Lin Mo is known for his calmness. He heals the trauma of his clients, but he himself lives in an emotional wasteland. Until a mysterious woman named Su Qing appeared and asked to delete a memory that could not be described, leaving only "feelings". While exploring the depths of her memory fragments, Lin Mo was horrified to discover that the forgotten ruins were closely connected to the past that she had buried ten years ago. When the tide of truth surges towards the two isolated islands, will they be swallowed up by their shared past, or will they work together to find a route across the sea of oblivion?