With the anniversary of the day that Lucia (in her mermaid form) and Kaito met, she wants to have a date under the starry sky again and follows him around to show their courage. However, she soon finds out that Kaito is visiting his parents' grave that day. Later on, Kaito realizes that Lucia is the mermaid that rescued him, but only for a brief moment while fighting a Dark Lover, Maria, as he unleashes a mysterious light power. (Source: Wikipedia)

Aired on: 7/4/2003