plot_synopsis: The story begins when Lena, a pretty little mermaid princess, is playing at the bottom of the sea with her friend Vink, a dolphin. Vink is troubled, for he has let Lena know about her surprise birthday party and he is sure that Lena's sister Tris will be upset when she learns of it. On the other hand, Lena is very happy about the party and cheerfully welcomes every one of her sea friends that she comes across. After a few minutes playing, Lena and Vink decide to swim to the castle, where Lena enters the great room in which the celebration is to take place and sees all of her sisters working ve
plot_synopsis_sum: The story begins when Lena, a pretty little mermaid princess, is playing at the bottom of the sea with her friend Vink, a dolphin. Vink is troubled, for he has let Lena know about her surprise birthday party and he is sure that Lena's sister Tris will be upset when she learns of it. Lena is very happy about the party and cheerfully welcomes every one of her sea friends that she comes across.