Mercy Lewis is a teenage servant in the Putnam household and one of Abigail Williams’s closest allies among the girls involved in the Salem witch trials.
She appears early in Act 1 with news that Ruth Putnam has improved slightly after the girls’ night in the forest. When Mercy and Abigail are alone, they try to make sure their stories match: they will admit only to dancing, while Ruth and Tituba were involved in conjuring spirits. This places Mercy inside the group that knows the accusations are based on fear, secrecy, and self-protection.
Mercy is less central to the play than Abigail, but she is important because she helps show that Abigail is not acting completely alone. She is Abigail’s closest friend and confidant, and she functions as the second-in-command among the girls who help fuel the trials. Her position as the Putnams’ servant also connects her to one of Salem’s most bitter households, as the Putnams let their grief, resentment, and suspicion spiral into accusations.
By Act 4, Mercy has fled Salem with Abigail after Abigail steals money from Reverend Parris. Their escape comes as the trials begin to lose support in nearby towns, suggesting that Mercy, like Abigail, abandons Salem once the hysteria becomes dangerous for the accusers too. Mercy’s role in The Crucible is small but revealing: she helps turn fuel the panic about witchcraft, then disappears when the panic threatens to turn back on those who created it.