What happens inside the “blacked” Room Mei [Aphy3d]

Looks like Mei was on her way for her Blacked session, but ‘Elevator -kun’ had other plans, and now she is stuck! What can she do?? Fortunately for her, aid is one the way with the help of “Darnell” one of the Blacked specialists for the Blacked Room to offer her some specialized assistance….then eventually help Mei out of the elevator.