How does the main character in Ikiru respond after learning that he has cancer?

In the film Ikiru (1952), the main character—a petty governmental official—responds to his terminal cancer diagnosis by initially searching for solace in the affection of his family, only to be betrayed. He then seeks enjoyment to cope with his situation but ultimately becomes disillusioned. In the end, he finds redemption by using his official position to work for the benefit of the poor.1