As per the agreement, after successfully receiving the inheritance, Mrs. Lemer was required to pay Shard 5 pounds in cash as a commission. This was one-tenth of the inheritance Mrs. Lemer received, which was definitely not a small sum for a middle-aged woman nowadays.
Of course, she did not regret it when it actually came time to pay. On one hand, she was indeed a kind woman; on the other hand, a slightly malnourished middle-aged woman in a cramped room would not want to anger a young and strong detective.
But as she was about to hand over the money to Shard, Shard waved his hand and refused:
"I don't think we necessarily need to pay the commission fee in cash, I'd like these books."
He pointed to the pile of old books placed together with some old clothes: