Megumi’s every thought pulses with desire as she pours her loyalty—and her body—into supporting her struggling actor husband, Kazuo. Their modest home brims with unspoken yearning, each tender kiss at night a reminder of passion simmering beneath routine. When Kazuo’s dazzling star brother Ryōji arrives, Megumi feels his evil gaze tracing her curves, his breath hot at her ear. Left alone together, Ryōji’s hand drifts along Megumi’s arm, igniting a wildfire of forbidden heat that surges through her veins. Their stolen glances become urgent kisses; his fingers map the soft valley between her breasts as her sighs echo in the silent room. Caught in the throes of decadent temptation, Megumi teeters on the edge of a choice that could shatter her vows—and unleash every secret craving she’s ever held and become a pure sexual beast.

Kenji breaks up with his girlfriend and goes to stay with his brother, Ryosuke, who is married but is having an affair with a local waitress. It becomes clear quickly that Ryosuke is unhappy with his marriage to Haruyo, who desperately tries to get them to reconnect. One night Kenji goes out alone, to see the mistress of his brother...and they fool around.

Oda is a cowardly and boring man, his only redeeming feature being his diligence. He continues to live with his wife, Ayane, but they can't seem to produce children and are troubled as to whether their relationship will survive. One evening Oda returns home to find a pair of blue toy handcuffs hanging on the doorknocker. Using them, Oda humiliates Ayane. Although bewildered at first, Ayane begins to respond, and Oda becomes increasing excited as he sexually assaults her. In truth, the blue handcuffs were Ayane's contrivance. There was a time in the past when she used to reach climax...

A young widow, Noriko, lives with her senile father-in-law, Shukichi, on a farm. He believes his favorite cow, long gone, is still alive. Noriko pretends to be the cow and lets him milk her - a satisfying arrangement for them both. Shukichi’s daughter discovers their bizarre relationship and tries to put an end to it.

Five suicidal people meet on the Internet and form a 'suicide group'. They arrange to meet at one of the member's homes to spend their last hours together.