Kimi to shitai to boku no kaitou manga

Kimi to Shitai to Boku no Kaitou summary:

After souls die, corpses still keep their hearts. Both protagonists Katasaki Yuu and Watagiri Shaberu can see those corpses whose human hearts have died. Two lonely and special people encounter each other. They are determined to rescue the people who left their soul's corpses behind and alleviate their soul's pain. This is a moving work that soothes the spiritual wounds!