Belle of the ball, Idol, Hostess and so forth. Ryougoku Atsushi, an undergrad with the ability to see the "Favor" in others, carries on with a comfortable life bolstered by lovely ladies. Be that as it may, at some point, a young lady calling herself his "beloved companion" shows up, wrecking his heaven. What's more, perhaps even his life… A group of concubines anticipation story, start!