Amane Fujimiya is a socially awkward first-year high school student who lives by himself in an apartment. His neighbor is schoolmate Mahiru Shiina, a girl who is so beautiful and so unreachable that the other students call her an "angel." On the way home one day, Amane notices Mahiru sitting alone on a park swing, drenched in the rain, so he lends her his umbrella. When Amane catches a cold the next day, Mahiru insists on taking care of him, and the two next-door strangers embark on an unusual new relationship.
Just to warn you, 
I'm going to do a very thorough job.
لمعلوماتك فقط، سوف أقوم بعمل شامل
Um eins klarzustellen: Wir werden uns
jeden noch so kleinen Winkel vornehmen.
Te aviso de que
voy a limpiarlo todo a fondo.
Te aviso de que
voy a limpiarlo todo a fondo.
Je te préviens,
je vais nettoyer de fond en comble.
Per tua informazione,
 intendo pulire ogni angolo.
Só para avisá-lo, vou fazer
um trabalho bem minucioso.
Предупреждаю: уборка будет тщательной.