Loathe for 'daikirai' seems about right. I would say it's better than using 'hate' in this context.
It'd be embarrassing to fail after showing such devotion, correct?What is it?Hmm....Ah....Yeah....Hey, Patchouli. Can I ask you something?Oh....Do you dislike Marisa, Patchouli?If you ask me.......and absolutely finish the job....I see.So, if you don't want to be lumped in with her, you've got to keep at it and keep at it...I totally hate her.