La fundación SCP se dedicó durante décadas a proteger en solitario a la humanidad de seres sobrenaturales y de ella misma; hasta que una organización terrorista surge de las sombras poniendo en peligro el mundo humano y sobrenatural; la fundación SCP y La Alianza de Las Tres Facciones deberán trabajar juntos para salvar sus respectivos mundos. Situada en 1988 y precuela al anime.

Regrettably, we will now be cooperating with third parties to prevent the revival of [REDACTED] and the XK-class scenario that will shortly follow. We had persevered without such aid, and we wish we did not need to make this decision, but desperate times calls for desperate measures. -The Administrator(as revised on 06/16/2019) We apologize for violating our promises.

"Look, you guys got all these fucking stories and backgrounds on Tau-9 and anyone related in the 2440 incident. Since that fuck is impossible to revive now, why not let the Foundation know about these guys? What's the harm? The fuck you expect Freed to do to the Foundation?" -In memoriam of Captain Weinberg, we thank you for your service

An ancient deity stirs in the darkness, waiting for the day He would be released upon the world to finally unleash His absolute hatred towards Creation. The Seal of The Seven Brides should be kept forever, lest The Dread Devourer, may His name remain forever unremembered, shall find His way back to our world. Blood for the old gods, Water for the new King. The End is drawing near.