Over the course of his life, Mr Nishino falls hopelessly in love again and again. One woman is a colleague, another a chance encounter; one is the girlfriend of a classmate, another the best friend of Nishino's latest conquest. Some are entranced by Nishino, others care more for their freedom, their children - or their cats.

As we come to learn of the torments, desires and delights of each woman, a portrait emerges of a complicated man whose great capacity for love may well be the cause of his downfall.