The story is about Mia, She and her friends Lily and Olivia have noticed that Eva, an introvert, was acting strangely today, as if she was nervous. When Mia and her friends are heading back home, they saw that Eva has changed her path to the other way, so they decide to go after her and see what she is hiding. Eva went to the sea, and suddenly a strange creature appeared from the sea and was speaking to her in a language she understood, she was nervous and crying as she was begging him. Then the creature ate her, Mia and her friends were shocked then they runned away . Mia and her friends went to look for evidence so they wouldn’t accuse them of killing her and have to drink the powder and it transforms them into creatures called Serien. Mia and her friends went to the sea, and their adventure began to obtain evidence. In the end, the monster kills all of Mia’s friends, and she obtains the evidence and proves to everyone that there story was real