Ai wa Madoi no Nochi ni

Relations between European Union nations can be tense, but that’s nothing compared to the war that's been brewing between Professor Gareth Simmonds and Louise Crighton. When she was his student, she lost her virginity to the good professor. Years later, they’ve run into each other at EU negotiations, and it’s impossible to tell if the sparks between them will enflame their war or rekindle their lost romance. Source: Harlequin