Tasha Yar's confrontation with a predestined death: learning (from Guinan) that she 'does not belong' in this timeline and deciding whether to accept fatal destiny or reclaim agency by making her death meaningful.

In Ten-Forward Guinan delivers a cold, existential revelation: when she reads the alternate timeline Tasha Yar should not exist—her original fate was death, and a death that carried no meaning. …

Under a crushing Klingon assault, Picard deliberately maneuvers the crippled Enterprise‑D to physically shield the battered Enterprise‑C so the latter can reach a temporal rift and restore the true timeline. …

In the restored timeline Ten-Forward has returned to its ordinary calm. Guinan performs a small ritual — she makes a drink, scans the room, and allows herself a sad, satisfied …