With Yuki’s Grandma still in the hospital, the boy’s everyday life is quite hectic. But by fishing every day, Haru, Yuki, and Natsuki are becoming more at ease with each other. Everything seems to be going well until Yuki uses his water gun after he promised not to.

The legendary lure has been found, but will Yuki have enough time and strength to cast it before DUCK launches the missiles.