Cold Truth (Cold Harbor Book 3)

Research chemist Kiera Underwood is drawn into a perilous game when her twin brother mysteriously disappears, and a deadly biotoxin is stolen, casting suspicion on him. As Kiera seeks answers and attempts to clear her brother’s name, she finds herself targeted by those who want to keep the truth hidden. With the help of a tactical operative, she must navigate a dangerous investigation where trust is scarce and lives are at stake.