River King: Mystic Valley for Nintendo DS
Journey to rivers, swamps, ponds and hidden fishing spots as you look
for the mysterious River King to help your younger sister wake from her
unexplained slumber. But you are not alone on this adventure, make
friends with the magical creatures of Mystic Valley and unlock their
special abilities to help you. You are your sister's last hope and it
will take all of your fishing skill to catch the elusive River King.