Where is Roshanak Molaei? The hashtag is circulating in Iran after the 25-year-old woman disappeared in Tehran after being taken into custody by police, raising concerns about her treatment as the country continues to crack down on women who defy mandatory hijab laws.

The events that led to Roshanak Molaei’s arrest did not start as a protest.

A surveillance video shows the woman walking along a Tehran sidewalk on Nov. 1, before a man dressed in a military uniform approaches her from behind on…