If you can tell me you are watching or what streaming platform you are using (as services like Netflix, Prime Video, or Hulu often bundle episodes differently), I can give you the exact plot details or direction you need! Watch Wolfblood Season 2, Episode 13: The Discovery
The phrase appears as an episode in a couple of different television series, though it does not strictly align with Season 2, Episode 13 in standard airing orders. [S2E13] Going Underground
The character Alric comes looking for revenge, forcing Liam to head back down into the old tunnels with Jimi and Sam. If you can tell me you are watching