Limit of Love: Umizaru

Limit of Love: Umizaru is an action drama about a rescue attempt of a sinking ship. A Coast Guard team of divers is send to intervene. As the helicopter drops them on the ship, their team leader Daisuke gets a huge surprise. On a ship is his girlfriend Kanna who he actually wanted to marry but ended driving her away. But there is no time for them to reconcile their relationship as she needs to be evacuated.

Daisuke goes on to find and evacuate other passengers of the ship running into a pregnant woman before fire and flames traps him inside a sinking ship.