A mother and her grown son take part in a risqué family challenge after a pair of tight jeans is torn: for 60 minutes, they hide improvised encounters from the rest of the household while the jeans' open rear gives the son an easy vantage. Each time they go all the way without the family noticing, the pair pockets a cash prize — but the longer the game goes on, the harder it becomes to stop
| Actor | Role |
|---|---|
 Ayano KatoNot listed | Not listed |
 Koharu TsukimiyaNot listed | Not listed |
 Yuha ArimaNot listed | Not listed |