“This is Lord Peter Wimsey, my dear, said Theophilus mildly.
She was unimpressed.
“Ah, yes,” she said, “I believe you are distantly related to my late cousin, the Bishop of Carisbrooke. Poor man! He was always being taken in by impostors; he died without ever leaning better. I imagine you take after him, Lord Peter.”
“I doubt it,” said Lord Peter. “So far as I know he is only a connection, though it’s a wise child that knows its own father.” (Sayers 25)
This exchange and te rest of the paragraph suggest that there is more to Peter Wimsey than there seems.