The Ice Child — Elizabeth McGregor

When Jo Harper falls in love with maverick archaeologist Doug Marshall, she also comes to share his fascination with the 1845 disappearance of the Franklin expedition. Doug has spent his career trying to solve the historic mystery of the Arctic tragedy, sacrificing his first marriage and his relationship with his son. Then a shocking accident pulls Jo deeper into the obsession. Her own son is dying, and her only hope to save him lies in the icy grip of the dangerous north. To find the one man who can help her, Jo must retrace the uncharted trail that has claimed so many lives -- not for glory or fame, but for love....