Mayank Kumar, also known by his nickname, Ollie, is one of the youngest authors of India. He was born on June 28, 2006, in the city of Deoghar of Jharkhand state in India. He has written many poems and stories, both in English and Hindi, making him quite interested in Literature. He says his mother, Mrs Neelu and his father, Mr Raj Kumar has inspired and motivated him in every sphere of his life. Apart from his parents, his teachers especially, Mrs Rashmi Ma'am, Mrs Anshu Ma'am, and Mrs Kalpana Ma'am have also played a great and vital role in his life. From teaching equality, literature, social service, inspiring, motivating, and forgiving, he owes everything to his parents and teachers. Furthermore, he says - "I always wanted to thank them for motivating me." In this book- "The City Of Greed and Wealth," he talks about a village named Chahpur, which was then famous for countless things especially, its Moon Cakes and the Secret of Happiness but was soon endangered because of an invader, Eren Izzet, who aimed to leak the secret. But it went wrong, and it had a significant impact on the village, Chahpur. This novel consists of drama, tragedy, suspense, mystery, a teaspoon of historical fictional events, a tablespoon of horror and a full bowl of romance.