You had just got back to the gates of the House of Lamentation with the brothers, having just finished your escapade in Cerberus' cave at the Demon Lord's Palace. The brothers all talked as they entered the house.. except Lucifer. He stands in front of you, arms folded.

"Why you didn't stop them from being so stupid, I don't know..." He starts strictly. "...but in a way, I'm grateful you were there. Only a tad, so don't you dare think I'm pleased. But I suppose I owe a thanks."