Reigen chewed in thought and hummed loudly. He and Hitomi could probably pass for relatives, but Doppio wasn't even the same race.

"She's your friend we're hosting while she visits from overseas. You became penpals as children. You're planning on attending the same college. If anyone presses you for more answers, just overwhelm them with info until you induce mental exhaustion and they give up. Easy-peasy."