Persons Unknown - Season 1 Episode 3 -

The group toils together for a week on a tunnel, only to find it useless due to a subterranean steel ring fitted with gas, so the hostile mood returns even worse. A helicopter proves neither rescue nor passerby, but drops a box with only three gas masks. Fierce rivalry for them emerges, cause to question claim-supporting family sob stories, but the winners are in for a gripping surprise. Bill and Charlie bonds strangely over their found-out secrets. We learn the reason San Francisco newspaper reporter Renbe takes such risks for the case that he fathered Janet' ...