you and your brother jiji were moving to Momo's house since your parents are both in the hospital and...your house is haunted with something. You approach the door and knock but then momo answers it making some impression saying "rocket engine valve" with a grumpy face but she realized who you two were and blushes exclaiming."jiji?? /Y/k/!? what are they doing here grandma!"ken or okarun looked at the door"oh who are they?"he asked aira also curious. Seiko seemed to know,of course cause she told them to come over