37°C no Boyfriend

Trapped in an elevator with a complete stranger, Wakaba shares an unexpected kiss with him. Convinced it was a fleeting encounter with someone she would never see again, she tries to put the incident out of her mind. However, her world turns upside down when she discovers that the mysterious man, Chitose, is actually the boyfriend of her friend Nao. To make matters more complicated, Nao introduces Wakaba to her senior club member, Takaomi, but no matter how hard she tries, Wakaba finds herself unable to forget Chitose.