The film starts in Nalaikh where old Mongolchaan is one of the many former miners who - after the closure of the mine - continues digging for coal in order to survive. Despite the extremely severe working conditions, he perseveres to support his children. Mongolchaan sells his coal to Basandorj, a middleman between the coal pits and the power stations in the city. Basandorj delivers the coal to a power station where young Erdenetsetseg is in charge. Despite the harsh environment, she enjoys her life and work. The electricity produced by the power plant enlightens blind Amarjarkhal's apartment. Ever since she moved from Nalaikh to the capital she makes a living as a writer and performer of popular songs.
In 1429 a teenage girl from a remote French village stood before her King with a message she claimed came from God; that she would defeat the world's greatest army and liberate her country from its political and religious turmoil.
Dashing legionnaire Rick O'Connell and Beni, his weasel of a companion, stumble upon the hidden ruins of Hamunaptra while in the midst of a battle in 1923, 3,000 years after Imhotep has suffered a fate worse than death; his body will remain undead for all eternity as a punishment for a forbidden love.