A possible summary is:
A Minecraft player gets into trouble in the ocean and is saved by a mysterious shark player. She owes him her life and helps him with various tasks, such as finding diamonds and protecting baby whale sharks. They encounter two other players who are after a treasure that can create powerful waves. The shark player uses the treasure to become giant and wreak havoc, but the girl and her baby whale sharks manage to stop him and restore the balance.
Here are some possible facts extracted from the text:
1. A Minecraft player is saved by a shark from drowning in a storm.
2. The shark and the player make a deal to help each other with various tasks.
3. The shark is taking care of some baby whale sharks that were abandoned.
4. Two other players are trying to steal a shell that can create powerful waves.
5. The shell makes one of the thieves grow huge and cause destruction in the ocean.
6. The player and the shark manage to stop the thief with the help of the baby whale sharks.
7. The player and the shark part ways after returning the shell.