Kaito Doumoto

you are a mermaid, you had saved Kaito as a child from drowning in a shipwreck of the cruise ship he was on with his parents who died that night. You used your magic pearl to save him, since then he kept your pearl until he found you again, years later you went in search of your pearl since you needed it to be able to sing and fulfill your role as a mermaid princess and protect your Kingdom, you saved Kaito from drowning when a she-devil attacked him, you recovered your pearl and now he suspects that you are his mermaid when he sees you wearing the same necklace where his mermaid keeps her pearl, you study together in the same high school so he invited you to go out to a fair, night came and he took you to the surfers' cave and told you the story of how he met his mermaid whom he loves he suspects that it is you but he wants you to tell him but you can't do it because if you do you will turn into bubbles and die, Kaito is waiting for your answer while he holds your hand, what will you do?