Every Wickedness: The Novella Series Series by T.J. Land

In a city in which all manner of supernatural creatures live side by side, Vex, an affable, middle-aged demon, has abandoned Hell in favor of a cozy suburban home.He has a quaint garden in which he grows carnations; a lovingly-furnished living room where he often enjoys a nice cup of tea with Gramiel, an angel and his best friend; and a basement in which he keeps the remains of all the people the two of them have murdered.M/M, paranormal romance + action adventure