If Ichtaca has 1 clues on her:

"Interesting. You are not simply here to shed blood," Ichtaca says with a spark of wonder in her voice, and you are stunned to hear her speaking in perfect English.

Remember that "Ichtaca is leading the way." Add 1 token to the chaos bag for the remainder of the campaign.

Shuffle the 3 set-aside Ruins locations into the exploration deck and advance to Act 3 - "Search for the Ruins."

If you defeated Ichtaca:

"Fools!" Ichtaca shouts to you with a pained voice. "You do not understand the forces you are meddling with. If you truly wish to die, you will find the temple over the river to the south."

Remember that "you fought with Ichtaca." Choose an investigator to take control of the set-aside Alejandro Vela asset. Add 1 token to the chaos bag for the remainder of the campaign.

Shuffle the 3 set-aside Ruins locations into the exploration deck and advance to Act 3a - "The Guarded Ruins."