M. B. Okonjo (TV: The Lost) took Miss Shah's history class in 2016 with Charlie Smith and April MacLean. (TV: Co-Owner of a Lonely Heart)
On 13 October, he said to another student, "Everyone knows students at this school disappear; they all just pretend it isn't happening." (TV: For Tonight We Might Die)
In history class, he challenged April, saying she was being harsh when she made the statement that "if you sign up for war, you sign up to die."
When Miss Shah asked the class to imagine they were one of the soldiers at Dunkirk, he asked if, in that situation, he was about to get bombed. (TV: Co-Owner of a Lonely Heart)
In November, he was killed by the petals that landed around Shoreditch. (TV: Brave-ish Heart)
His initials, "Okonjo. M. B.", were later added to the Coal Hill School Roll of Honours Board. (TV: The Lost)
Behind the scenes
Okonjo is only credited as student 2 in For Tonight We Might Die, and as student 1 in Co-Owner of a Lonely Heart and Brave-ish Heart.