Last Order wa Ojou-san de Dekiai Jouren Kyaku ni Kyuuai saretemasu (Official)

Mei works at her family's small diner where one of their regulars can't seem to remember their no smoking policy. She enjoys working there, but it doesn't leave her much room for romance. So, when she bumps into the smoker outside of work, she didn't expect much to happen. So, how did they end up at a hotel watching adult movies? She doesn't even know his name! Can she forget what happened that night? Or will he order another serving…?