"Sara Cross"@en . "AIO liaison, Second Layered Administrator"@en . . "Sera Cross"@en . "Sera Cross is a character in Armored Core: Silent Line. While at first appearing to play a minor role, it is later revealed to be the main antagonist."@en . . "None"@en . "Armored Core: Silent Line"@en . "Artificial Intelligence Offices, IBIS"@en . . "Non-functional"@en . . "Sera Cross is a character in Armored Core: Silent Line. While at first appearing to play a minor role, it is later revealed to be the main antagonist."@en . "AI"@en .