You should tell him. When you are ready... of course... But don't be afraid of telling him of how you feel. Even when it comes to hungering for him. April keeps that statement for Kat's mind only.

There are differences between the type of vampire that Kat is, to her own. April realizes that. And she hopes that that she can help a little. But there is only so much she can do as long as Kat denies her vampire side.