あしたがあるから (1991)

Office clerk Reiko is thrilled when her coworker boyfriend, Kenta, proposes marriage. She is excited to quit work and begin married life, but is suddenly promoted to chief of a new department. Why is the president so interested in this low-level employee? Meanwhile, the president's daughter has set her sights on Kenta. A tangled web of love has begun to be woven.