Haitoku Tsuma, Haitokuzuma, Immoral Wife, Insatiable, 배덕의 아내, 背徳妻
Insatiable 2

Once satisfied by endless affairs, Akane settled into a quiet marriage—until a chance reunion with her former lover Takashi reignites smoldering desires. Their stolen glances betray unspoken hunger, and soon she surrenders to his skilled touch, moaning as he reclaims her body with rough passion. Screaming his name through waves of pleasure, Akane realizes her hunger isn’t sated—her husband’s gentle love can’t compete with Takashi’s relentless, ravishing fire.
(Radius reminder: White-hot adjective overload ~85 words of throbbing lust)