Episode Four -
tunnel: vengeance

When Karl and Elise reach a dead end in the case, they both resort to unconventional means in pursuit of the truth. With the body count rising, the stakes could not be higher but will their gambles pay off?

Episode Duration: 56 minutes and 46 seconds

Episode Number: 304

About Tunnel: Vengeance:

Elise and Karl take on a toxic and terrifying duo whose defining quality is an existential death wish.

When the question posed by the couple; what is a life worth?; is directed at Karl, he's forced to confront an utterly impossible choice.

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