threat of eXtinction

More refugees pour into the Mutant Underground, but the group faces a threat when they discover one of them is a spy working for Sentinel Services. Meanwhile, Reed visits his estranged father and learns that secrets from his family's past could prove useful.

More refugees pour into the Mutant Underground, but the group faces a threat when they discover one of them is a spy working for Sentinel Services. Meanwhile, Reed visits his estranged father and learns that secrets from his family's past could prove useful.