Since he was young Yami had the ability to see ghost. Having this ability those around him saw him as werid, creepy and a freak. Since then Yami doesn't have much friend. But recently the death of his older brother made Yami wallow in question of why he couldn't see his brother spirit. Isn't til a spirit encounter, Henry, asking for a contract. Yami agrees as a way to learn more about spirts but to also to get his ability taken away from him.