“Lost Roses” is a WWI drama about the fate of a White Russian family by Martha Hall Kelly, the author of Lilac Girls. In “Metropolis” Philip Kerr ends his Bernie Gunther series by going back to Gunther’s first weeks on Berlin’s Murder Squad.  In “Neon Prey” by John Sandford,  Lucas Davenport tracks a prolific serial killer. “Redemption” by Dave Baldacci continues the Memory Man series. “Someone Knows” by Lisa  Scottoline, a teenage prank that went tragically wrong haunts a grown woman.