After their previous expedition, Bell and his team stumbled upon a hot spring, but this time around, they're opting for a leisurely getaway at the seaside. Hestia, Lili, and Haruhime are swift to use their charm on Bell, but they encounter unforeseen adversaries when Ais unexpectedly drops in. Nonetheless, Ais, who is typically unemotional, is unexpectedly lighthearted...