Agents of Sin. Each operator is paired with a demon each representing a sin. They all posses unique attributes/abilities and alter their host in different ways. As such each fulfills a certain purpose within their unit. Due to their unique situation they operate in the shadows with few knowing of their existence.
Is it possible for one alter to have asthma when no one else does? I've had more than one attack before but as far as I know it only happens to me