The movie <Dolmen> tells the story of the period just before the establishment of Gojoseon, the first tribal state on the Korean Peninsula in 2333 BC. In an era when dolmen culture flourished, the Sun Tribe and the Moon Tribe were in conflict along the Jiseok River. Sasumi, the daughter of the Sun Tribe chief, and Baujjeok, the son of the Moon Tribe chief, meet while hunting and fall into a fated love. However, their love escalates into a tribal war... To protect Sasumi, Baujjeok takes an arrow meant for her, shot by the Moon Tribe chief, and dies. It becomes a situation where a father kills his son. And in the present day, Baujjeok and Sasumi from ancient times are reborn as a man and a woman from different families, meeting again as an archaeology professor and a high school student...