KweenPandora's manga / #Long relationship(1)

1. in a 7 years relationship mc feel like its becoming no passion so they find ways to fix it. 2. colleagues of the first story mc, guy got tricked into going to a drinking party full of cougars instead of with colleagues so he lied being gay and kissed his colleague and they head to the hotel for proof then end up doing it. 3. honest and hard to find good guy wakes up with hangover to see his senpai sleeping next to him naked. saying he will take responsibility to turn it into love, but the senpai is too care-free to be bothered by that and only wants to have physical relationship.