This historical war drama centers on the Marco Polo Bridge Incident, depicting military conflict and national struggle. The narrative does not include any discernible LGBTQ+ characters or themes, resulting in no portrayal to evaluate.

Based on the provided information, the film does not appear to feature any identifiable transsexual characters or themes. Therefore, its net impact on the portrayal of transsexual identity is N/A.

The movie does not contain any action or adventure elements.

The film depicts the historical Lu Gou Qiao Incident, featuring real historical figures who were predominantly male military and political leaders. There is no indication that any of these historically established characters were portrayed on screen as a different gender.

This historical film depicts the Lu Gou Qiao Incident, a real event involving Chinese and Japanese figures. There is no evidence or historical record suggesting that characters canonically or historically established as one race were portrayed by actors of a different race.