When Helios places the corpse on his feet, Moon Ryeong notices that the girl he has killed is a young woman in her twenties. This isn't the first time she's seen him murder a young virgin; he's always done it before. He does prefer beautiful women and young girls as prey, which disgusts her greatly.
"Did the commotion bother you? I believe this girl is uneducated because she tried to steal a flower from your garden. How could she have attempted to steal her mistress's belongings when she was hired here?" Helios sneers at the corpses and kneels, taking the blue poppy flower from the corpse's hand and walking slowly...