< family tree

sipje: king changjo

queen: npc
-- crown: npc
-- royal: prince yeong

consort 1: npc
-- royal: prince seongwoo
-- royal: prince sehyoon

consort 2: npc
-- royal: prince hyun

consort 3: npc
-- royal: prince/ss 4
-- royal: prince/ss 5

consort 4: (open)
-- royal: npc

consort 5 ( open )

consort 6 ( open )

guri: king daeseok

queen
-- crown: npc
-- royal: prince jaeyoon
-- royal: princess aera

consort 1: npc
-- royal: princess minkyung
-- royal: prince/ss 9

consort 2: npc
-- royal: prince/ss 10
-- royal: prince yejun

consort 3: (open)
-- royal: npc
-- royal: npc

consort 4 ( open )

consort 5 ( open )

saro: queen seonghye

king
-- crown: npc
-- royal: princess nabi

consort 1: npc
-- royal: princess yeonah
-- royal: prince/ss

consort 2: npc
-- royal: prince youngjoon

consort 3: npc
-- royal: prince/ss 16
-- royal: prince/ss 17

consort 4: youngho
-- royal: npc

consort 5: eunwoo

consrt 6 ( open )

notes: 

the older your character, the more likely they'll be higher up on the list. younger characters can be in any space assuming that they were born a long time their parents were married.