Wanting an escape from the daily hardships of work and regular life, a random nobody has found himself stuck in the middle of nowhere in the pouring rain, quickly fading from exhaustion. When he wakes, he's greeted by the sight of dazzling angels, Shizuku and Aki, who've warmed him up in their home. He's now found himself a guest in their lives helping with simple chores to more intimate tasks involving Shizuku's lusty demands. With Aki becoming more curious of her growing needs, it looks like he's going to extend his stay as all three of their heartbeats throb as one!