Daughters of Anarchy: Book 4 - Daughters of Anarchy, #4

Stevie will take down the enemy. Even if she must go down with it. In the fourth and final book of Daughters of Anarchy, Stevie and the DOA face their biggest challenge yet. Stevie knows the truth about Imelda Jane, and she's determined to hunt down her killer. Leona is dead-set not just on exposing the Federal Watch Program, but on destroying it altogether. And in the background, Stevie hasn't forgotten what matters most: the plans she made with Seth. However, the harder Stevie and the DOA work to expose the Feds for the crooked agents they are, the more obstacles they face.
Seth grows more uneasy about Stevie's treacherous activities. The DOA faces a massive setback that could destroy them. When Stevie begins pursuing a side job, she becomes obsessed and makes a discovery so horrifying that it pushes her to take a huge risk. and pay the ultimate price.