In 1897, Allan Quatermain embarks on a dangerous journey through the African jungle in search of King Solomon's diamond mine. Along the way, he encounters a variety of wildlife, tribal villages, and treacherous obstacles. Quatermain's skills and survival instincts are put to the test as he navigates through the dense jungle, facing wild animals and treacherous terrains. With the help of his companions, he must overcome challenges and rivalries to reach the treasure.

Following WWI, fortune hunter Allen Quartermain's son Harry travels to Africa to search for King Solomon's mines. He dons a special medallion given by his father from the Watusi tribe, who guard the mines. Along the way, Harry and his friend Rick meet and take with them Erica, daughter of a missionary killed by a local tribe.