Man Helps Old Lady Cross the Street, Then She Gives Him An Envelope

Numbers 1 to 3

At first, he expected to find some cash since the old woman told him not to be greedy. But to his surprise, Martin found three smaller-sized envelopes inside. “What is this?” Martin stared at the smaller envelopes in confusion. They seemed numbered from 1 to 3. But why? And what was inside?