To buy their own home, husband Nobuo and wife Ayumi live frugally in an apartment. One day, a quiet middle-aged man, Sawaki, moves in next door to them. Sawaki, who is separated from his wife, feels lonely and is dazzled by the young and beautiful Ayumi. He starts peeping at her unguarded moments from the balcony as part of his daily routine. However, this alone is not enough to satisfy him, so he skillfully lies to the kind-hearted Ayumi and lures her into his home…
