Takanashi takes the day off work to take care of his sick sister. The staff attempts to function without them and deal with Mahiru's fear of men with no male server to deal with the male customers.

Otoo returns to Wagnaria once again this time bringing with him a new waitress, Yamada Aoi. Aoi tells a "tragic tale of woe" to which Takanashi responds that she is a liar. Reluctantly he ends up training Aoi in how to be a waitress. As the day progress she tries to assign the various staff members into a fake family structure.