In 1996, treasure hunter Brock Lovett and his team aboard the research vessel Akademik Mstislav Keldysh search the wreck of RMS Titanic for a necklace with a rare diamond, the Heart of the Ocean.
En 1996 o cazador de tesouros Brock Lovett e o seu equipo a bordo do buque de investigación Keldysh exploran os restos do RMS Titanic á busca dun dun colar cun raro diamante, o Corazón do océano.