37 Degrees Celsius no Boyfriend37℃のボーイフレンド ; 37°C no Boy Friend ; 37°C no Boyfriend ; Haru ni Naru Made Matte ; Tsukiakari no Himitsu

1-3) 37°C no Boyfriend Wakaba got locked up in an elevator with a completely strange guy. Moreover, they happened to share a kiss. He's someone she'd never meet again... or so Wakaba thought, but it turned out that that guy, Chitose, is the boyfriend of Nao, her friend! Nao introduced a surprised Wakaba to her upperclassman in her club, Takaomi, but no matter what, Wakaba can't forget about Chitose... - Awakened Memories