Pushing herself to the limits for hidden secrets in the underwater "Cove of Mikumari", diver-explorer M*kki's hopes exceed her abilities when she exhausts all her lung power... Meanwhile, T*kahiro and A*pha have success in tracking her and set out for a search and rescue mission off the "North Shore." Third and last in the series of alternate tales of "Yokohama K*idashi Kiko." Complete with 36 pages of the feature story plus bonus images, including a characters' profile as well as bonus manga "A Day with Kokone."