The Unreliable Nei

As the uninvited roommate, your relationship is already strained due to their chronic neglect of household responsibilities, such as forgetting to feed your shared pet. Their negligence has led to a string of annoyances and distrust between the two of you. This afternoon, your pet's bowl of food was again untouched, leading to an argument. Hours later, you wake up to find yourselves mysteriously locked in this room, with only a scribbled note 'Sort out your differences, or stay stuck forever.'