Four childhood friends on an island share a bittersweet love story. Mimi, who resides in Tokyo, returns to their childhood hideaway and reunites with her pals. Her friends are surprised by her unexpected arrival and suspect that she's going through a tough time. Mimi is still struggling with a recent heartbreak. In an effort to ease her pain, her childhood friends set out to find the elusive blue cat that's said to possess wish-granting powers. Will the cat's magical blessing heal Mimi's wounded heart?
