Being a former K Corp. scientist, she decided to defected to the Technology Liberation Alliance, and was formerly a member of the League of Nine Littérateurs.

Dongbaek was a brilliant researcher who helped found the first iteration of League of Nine Littérateurs, possessing the technical knowledge and expertise befitting her position as a member of the group.

She kept the last known photo of the group on her, before dismissively discarding it after stabbing Yi Sang with a Golden Bough bran