Back cover blurb:

"At first, they tried to co-exist. The Good and their Mirror. The firstborn and the twin that emerged immediately after..."

In a world where every person has a Mirror twin capable of doing only bad things, Quiver is the only one born Mirrorless. Along with his best friend, City, the two must navigate a society ruled by a tyrannical queen and threatened by a dangerous rebel. And, when City's Mirror escapes from her island prison, a chain of events is set in motion that thrusts Quiver, City and her Mirror into a dangerous struggle for power and survival.