JUC-843 Yukari Orihara, a widow surrounded by middle-aged men

Yukari, a wife who lost her husband to death from overwork while working for the company without even a day off...from the first train to the last train. A month later, she finally visits Yukari's girlfriend, and the company executives refuse to even acknowledge the fact that she died from overwork, so Yukari decides to sue her. Yukari doesn't know where to start, so she turns to her husband's colleague, Uemura... but,