Turtle's Plastic Trouble

Two baby turtles, Turbo and Shelly, are best friends and living their best life doing usual turtle things! They felt safe and happy in their beautiful home - the Ocean. Until one day, Shelly fell sick with a mysterious illness.
On a journey to find answers and get better, they realized that all was not well with their home - the Ocean. It was heavily polluted and needed help.
Who will help Shelly and the Ocean get better?