The Missing Angel by Erle Cox — Read

So now we see why Tydvil Jones was ripe for rebellion against life in general, and his wife in particular. He felt he had had a raw deal. He did not quite know what to do about it, but he was determined to do something, and in the humour he was in, he did not care much what he did.

The overdue explosion occurred about a fortnight after the episode of the two typists. He entered his breakfast room, as usual, the first arrival. It was Amy's practice to appear at breakfast always, but unless she had something particular to say to him, usually annoying, she seldom arrived on the scene until a few minutes before he was timed to depart for his office.