Nico di Angelo and the annoying stick-waving mortals

After ToA and during HPatHBP: Cover does not belong to me!! Neither does any of the art or the pictures. Nico di Angelo just wanted a peaceful and relaxing day with his boyfriend Will Solace. Was that really too much to ask for?!? Apparently yes. His father, Hades, has just found over 40 unregistered ghosts roaming Ho...