Question: what happened to sheri and marcus in 13 reasons why?
Answer: Marcus was last seen getting suspended from school in 13 Reasons Why season 2 episode 8, "The Little Girl". Sheri's last appearance, meanwhile, was in 13 Reasons Why season 2, episode 13, "Bye". Like Courtney and Ryan, it was presumed that Marcus and Sheri had graduated or otherwise moved before season 3.