“SPOILER ALERT: Read on only if you have already watched Sunday’s “Omega” episode of The Walking Dead.
“The Walking Dead doesn’t tend to give flashback episodes for new characters to explain their backstories — especially for characters from the comic book.
“But a notable exception was made on Sunday’s “Omega” episode, where we learned what turned the new big bad into a zombie-skin-mask-wearing freakazoid.
“Last week we met a masked Alpha for the first time, and this week we got the origin story of how her new persona came to be.
“Through her daughter Lydia’s (often mangled) memories, we discovered that Alpha and her family were holed up with other survivors in Baltimore after the apocalypse hit. When someone started panicking, she killed him.”
Read more at EW