Imperfect Metamorphosis/WMG

Keine grew up with Rumia

 * It has been hypothesized that the avatar of Azrael (ie.  came about when a normal human found Azrael's sword. In epilogue of "Over An Open Fire", the children who find Mokou after Eirin's done with her include, aside from a young Keine, a small girl with "hair the colour of wheat" and the last name "Yagami". Furthermore, in Rhapsody of Subconcious Desire, Mokou's mental representation of Keine claims that they both know who Rumia really is.