Immortal Embrace - Vampire Magic, #5

Callie fears losing her family and her vampire prince. She is reunited with her sister and has a chance for a happy future. Yet she is nagged by issues she can't put aside. Then peace in Shadowland is disrupted, when her most powerful enemy threatens to destroy all. Logan must use desperate measures to save his true love. Tricks and betrayal surround him, so he taps into the strength of allies. But even combined with his magical power it may not be enough to protect Callie. The situation looks hopeless.
The enemy has gained control. Callie and Logan unite in the battle against the madman who seeks to destroy all worlds. There is little time and they are out-powered, but giving up is not an option.