Marcia Hutchinson was born to Windrush generation Jamaican parents in the UK in 1962. She was the first pupil from her comprehensive school to go to Oxford, where she gained an MA in Law. She worked as a lawyer before founding the educational publishing company Primary Colours, which she ran until 2014. She was awarded an MBE in 2011 for services to Cultural Diversity. Moving to Manchester in 2012, she became a community activist and was eventually elected as a Labour Councillor in 2021. She is now a full-time writer and an active member of the Black Writers' Guild. She is the co-author with Kate Griffin (under the pseudonym Lila Cain) of the historical fiction novel The Blackbirds of St Giles, which will be published by Simon and Schuster in 2025. Mercy is her literary debut as a solo writer.