User blog comment:FairyRaven/Fairy Tail Chapter 456: Orders, Review and Commentary/@comment-4933386-20151010110942/@comment-7418318-20151010150309

Yes, jumping into bath with Lucy due to her own quircky personality while ignoring the battle outside is perfectly in keeping with her personality (or what we know of it so far).

But forcing her to strip and bath with her to humiliate her prior to her capture like the other anon suggested isn't.