When Martel returns--shortly after--he is not only wearing the suit, he's also accompanied by what's probably the Arum equivalent of four Pallas cats, nosing interestedly along around his feet as he comes back into the library.

'The suit' does, in fact, rather flatter him, fairly simple as they go, black with white shirt. He looks terribly long-suffering, which could be either the suit or the cats. "Well?"