Shitsuren! Yakezake? Masaka no Asachun!? Demo, Wakeatte Kukkyouna Tabi Danchou to Mofumofu ni Natsukaremashita!

Mira Fairiver is a single 27-year-old woman who works at the town hall's cavalry registration department. The next morning after being dumped by a man she chose out of impatience to get married, she was in bed with a stranger in a bunk in a room she didn't know! Mira runs away in a panic, but the man reappears and starts courting her again!
"Maybe I can try and get him as my husband...?"