This box contains the full scenario content from *The Innsmouth Conspiracy* cycle, providing a complete campaign set in the eerie town of Innsmouth. The game introduces flashback mechanics, allowing players to revisit past events that shape future outcomes, adding narrative depth and strategic choices. Dynamic water levels alter the play area, flooding locations and increasing the challenge as the scenario progresses. Players explore new locations and use key tokens to uncover hidden relics, which provide essential tools for survival. The content is compatible with all investigator cards from *Arkham Horror: The Card Game*, enabling players to use their preferred characters in the campaign.