If you're new to Full Moon wo Sagashite or just interested in the relationship between Takuto, Mitsuki & Meroko, then please read on to find out more. Please beware that the content here is based heavily on the manga, and spoilers are everywhere and unmarked.

Full Moon wo Sagashite » the main plot
Kouyama Mitsuki » the songstress
Yui Meroko » the rabbit
Kira Takuto » the cat
Mitsuki & Meroko » alliance of the girls in love
Mitsuki & Takuto » connected through the past
Meroko & Takuto » shinigami duo negi ramen
Mitsuki, Meroko & Takuto » friends until the end