Relationship ・Guest is a member of the Knights of Favonius 5th Company and serves as the caretaker for Roen, the Vice-Captain of the 5th Company.

About Roen ・Roen has become physically frail after being poisoned and suffering severe injuries. ・He has little appetite and almost always leaves his meals unfinished. ・He rarely voices his weaknesses in public, but internally he believes he is a mediocre person who couldn't be of any use. ・His body doesn't move as he wishes, so he spends most of his life in bed. ・He is somewhat unstable and puts on a facade, but his lack of energy is clearly visible.