Blood on Blood (The Ania Series Book 1) by Frank Zafiro & Jim Wilsky: Half-brothers Mick and Jerzy are as different as oil and vinegar but share a bastard of a father. From his deathbed, he sends them after a lost heist of diamonds. The two work together and against each other at the same time, and when the mysterious, sexy Ania is introduced into the mix, all bets are off. Hardboiled Hardy Boys meets Cain and Abel.
The Ania Mystery Series