Rika and Hono, both members of the same college club, find themselves drenched by sudden heavy rain while shopping... Hono has always admired her senior's see-through outfit and exposed cleavage, causing her heart to race. Seeing this, Rika takes advantage of the situation, teasing her with her own perky breasts and seductive, devilish advances. As they get closer under the unexpected downpour, their bodies become one in a steamy lesbian encounter filled with wet skin, passionate kisses, and intense pleasure.