An apprentice to the head of IT who, according to Solo, gave him keys and created a diversion when fighting began.
Solo's father was apprenticed to the head of IT. According to Solo, he was one of only two or three people who knew about the hidden rooms.
When fighting began, he gave Solo his keys. Solo says his father then created a diversion, leaving him the only person who knew about the hiding place.
He connects Solo to the secret hiding place through his knowledge, keys, and reported diversion at the outbreak of fighting.