Good.

[There's a slippery smile on her face for just a moment, as she steps over to him and his precious "Yuna".]

I need you to retrieve something for me. A grimoire. Something that is rightfully mine and was taken from me. [She's lying, of course, but Tidus doesn't need to know that.] It is in Merlin's possession, no doubt locked away from curious hands. It will be no easy task to obtain it.