At first, he blinked when.  "You need... new panties..."  He blinked again at her.  He figured from rumors that she was the kind of girl to only have one of everything, and as his eyes gazed down at the skirt part of her dress, he probably imagined what that meant if her panties had been destroyed.  At the same time, the second part of her explanation hit him.  "A... tentacle monster... tried to rape you... and tore your panties..." he said slowly, repeating what she said as if to clarify she meant it.  She did have her sarcastic quips here and there.