It begins in Scotland, at the valley called Gleann A’bunadh. Colin Campbell saves a village from slaughter. The chieftain’s wife Morag is grateful that the warrior rescues her kinsmen, even if he could not save her beloved husband. She bestows a blessing that would reach centuries into the future.

Tilly Munro travels to Scotland for a road trip with her best friend Beth Madison. Haunted by a tragedy, she is eager to start a new chapter in her life. After a walk across a misty pasture, she will discover the new beginning she seeks.

Benjamin Campbell is tormented by the loss of his wife Mary and plagued by a dark sin from his past. His ruthless father threatens to return, destroying his hard work. He seeks a moment’s respite and meets a woman who claims to be from the future.

Separated by time and united by grief, Tilly and Benjamin discover a love they never believed they could feel. An ancient feud formed by tartan, iron, and blood…a promise to protect the people of Castle Fion…and the pull to return to modern times…will they fight the forces that could separate them forever? Will love prevail, just as it did centuries ago?