Shachou to An'an ~11-byoukan no Koi no Kioku~

Kyou, a female junior college student, was abandoned by her boyfriend who loves cosplay. A handsome president passing by saved her when she was depressed. Fall in love with her at first sight? Suddenly naked in bed? That's how it all started, but since she love the president so much that she can't help herself, she decided to stay by his side, even if it's his mistress...