Actually, I have plans for that... Kira won't be there forever, in fact she'll be gone before it's halfway done. Sierra can feel however she wants about Shannon, but Kira's last wor--er, her requests before she leaves will explain everything.
While you're here, I have something to ask. Later in the RP, the group gets some extreme gadgets and/or upgrades. Do you know what Sierra would like to have?