From Melissa Girimonte of The Televixen:
Link: Mary Kills People postmortem: “The Means” with Caroline Dhavernas
“She went through so much in Season 1 and ended up getting away with a lot, so she’s more confident and ready to go even further. She has a very edgy and dark side that’s coming out even more in Season 2. Des is seeing this happen [after his release from jail]. He doesn’t want to go back, but he’s also afraid for his friend.” Continue reading.