Marcus Cole challenges Neroon to a Denn'sha (duel to the death) to stall him. Although Marcus is brutally beaten, his willingness to die for Delenn proves to Neroon that humans can possess a Minbari heart, leading Neroon to concede and acknowledge Delenn as "Entil'zha".
" Grey 17 Is Missing " is widely considered one of the most polarizing episodes in Babylon 5 history, famously featuring a top-tier "A-plot" about Minbari politics and a widely mocked "B-plot" involving a hidden floor and a monster.
With Jeffrey Sinclair gone, Delenn prepares to take over as leader of the Anla'shok (Rangers). Neroon, a high-ranking member of the Warrior Caste, believes the Religious Caste is seizing too much power and vows to stop her ceremony, potentially by force.