It's Ren's first summer vacation in Japan. The landlord of the apartment he and Haru once lived in hires him to clean one of his apartment units. Haru becomes unbearably curious when Ren refuses to tell him why he got a part time job. Kiyoka suspects Kiri, Ren's female classmate who has been coming over with her dog to hang out, but...? And while this is happening, an unknown man suddenly approaches Ren--?!
Your first job doesn't have 
to be something so filthy.
Jobben ist ja schön und gut,
aber so was Dreckiges hast du nicht nötig.
Tu primer trabajo no tiene
que ser algo tan sucio.
Tu primer trabajo no tiene
que ser algo tan sucio.
Travailler est une chose, mais un boulot 
aussi sale n’était pas nécessaire.
Ma è il tuo primo lavoretto,
non preferiresti che fosse più pulito?
Seu primeiro trabalho não 
 precisa ser algo tão sujo.