In the late 19th century, Mack, a heroic outlaw who stole from the rich to give to the poor, was loved and respected by the people, but he had long been a difficult case for the Yard. With the help of Sherlock, detective Gordon Gorilla Riller and Carlson Fox finally managed to catch Mack at his daughter Katie's birthday party. But Sherlock was then reviled by the people for arresting their hero. Four years later, Mack fights with the notorious Scarface in prison, and then climbs over the wall to escape. While tracking down Mack, Sherlock discovers Mack's heart-breaking reason behind his escape, and decides to let him fulfill his final wish before he would voluntarily surrender to the police. However, Scarface suddenly appears and kidnaps Katie. Sherlock and Watson team up with Gordon Gorilla Riller and Carlson Fox for the rescue. A battle between life and death is unfolding.

Nobita asks Doraemon to take him somewhere they can dive and as a result the robot-cat uses several gadgets to make it possible for both to able to swim on an imaginary ocean above sea level. Inadvertently a mermaid ends up on Nobita's backyard when they turn off the illusion. Her name is Sophia and she is a princess of an ancient underwater civilization. Doraemon, Nobita, Shizuka, Jyaian, and Suneo quickly become her friends and are invited to visit her homeland. While heading towards the underwater kingdom they find themselves amid a conflict between the mermaids and an opposing tribe that has driven them away from their home planet thousands of years ago. Doraemon, Nobita, and their friends must then aid Sophia find a legendary sword that might bring peace once again to the seas.
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(Source: Anime News Network)

Simage Animation