Michigan State Police have issued an endangered missing alert for a 15-year-old boy who disappeared after leaving his school late Thursday morning.

Police said Dustin Dennard Anderson was released from Harper Woods High School at about 11 a.m. but did not come home, WXYZ reported.

His stepmother said she got an Instagram message from the boy that said, “I don’t know where I’m at … please help me.”

Anderson may be wearing a black sweatshirt with the NBC logo on the back, blue jeans, and black shoes.

Anyone with information is asked to call 911 or Harper Woods police at  (313) 343-2530.

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[Featured image: Dustin Dennard Anderson/WXYZ screenshot]