I Missed the Last Train at a Welcome Party and a New Graduate Girl Asked Me, “Would You Like to Stay at My House?"

I Missed the Last Train at a Welcome Party and a New Graduate Girl Asked Me, “Would You Like to Stay at My House?" Online – The protagonist attends a party for new employees and misses the last train home. Eimi, a rookie employee, offers him to stay at her house. Things get awkward fast, as he has a girlfriend waiting for him, but she is proactively hitting on him.