Colette Decides to Die Vol.1 - Alto Yukimura

Colette meets Hades, a fellow workaholic, while he is ill in bed with a rash and fever. After treating his condition, she learns about the work he does and what drives him, which renews her sense of purpose as an apothecary. When Colette is sent back to her own world, is it the last she will see of Hades?