Sylvester

Family structure
Father: Adelbert (deceased)
Mother: Veronica

Wife: Florencia
Son: Wilfried
Daughter: Charlotte
Son: Melchior
Daughter: fourth child

Adopted daughter: Rozemyne

Older sister: Georgine
Niece: Alstede
Nephew: Wolfram (deceased)
Niece: Detlinde
Older sister: Constanze
Nephew: Rudiger

Younger half-brother: Ferdinand

Paternal relatives
Uncle: Bonifatius
Cousin: Karstedt
Cousin: Karstedt's half-brother
Half-aunt: Irmhilde

Maternal relatives
Grandmother: Gabriele
Uncle: Bezewanst (not baptized as a noble)
Grandfather: Giebe Groschel (first generation)
Half-aunt: Elvira's mother
Cousin: Claudio
Cousin: Elvira
Half-uncle: Giebe Groschel (second generation)
Cousin: Giebe Groschel (third generation)

Status
Class: archduke
Occupation: aub ehrenfest

Age related
Grade difference with Rozemyne: +19
Birth season: spring

He's introduced as a blue priest. He has strong bluish purple hair and dark green eyes. Ferdinand describes him as a man with a terrible personality, but with a kind heart underneath everything else rotten. Later is revealed that he is the Archduke of Ehrenfest (seventh generation).