Karel Imperial Villa is a royal estate located northwest of Heimdallr. It is exclusively for the use of the Erebonian royal family.
On 31 December S.1204, Class VII is requested by Claire Rieveldt to liberate the villa. Upon reaching the room where the imperial family is being kept, they are confronted by Altina Orion and forced to battle her alongside her Archaisms. Upon defeating her they successfully liberate the villa.