The Halo Chronicles: The Guardian by Carey Corp
Approx. 83,040 words.
Published on May 17, 2011.
Sophomore Alexia Grabovski is cursed with the ability to see halos—rings of goodness or evil—that surround the body. Gabriel is a Seraph, a guardian angel sent in the mortal body of a sixteen-year-old boy to protect Alex from a horrible fate. When they fall hopelessly in love, can they rise above human emotions to fulfill their destinies, even if the outcome rips their fragile world apart?