Koy

Koy (KT/Joy''') is the friendship paring between Joy Mercer and KT Rush. Although not much is known about them, they appear to be very friendly with each other.'''

House of Arrivals / House of Presents

 * Joy helps pick up KT's things when she falls
 * They walk over to the common room together happily
 * They stand next to each other
 * They both say to each other "Nice to meet you."