Woman files for divorce after seeing this photo

When Sara becomes increasingly suspicious of what her husband Mark is doing behind her back, she crosses every previously established boundary to find the evidence she needs to prove her suspicions.

And when Sara lays her eyes on a seemingly ordinary-looking family photo, she spots something that leaves her with no other option than to file for divorce…

But what did Sara see in this photo? What could be so bad that she feels forced to divorce her husband? What had Mark been hiding from Sara and what would this mean for the future of their family?