Not necessarily. If that "only move" is obvious, then it's not really risky. Like if a queen trade is offered and the opponent accepts, then typically the "only

Not necessarily. If that "only move" is obvious, then it's not really risky. Like if a queen trade is offered and the opponent accepts, then typically the "only move" that doesn't massively lose is to capture back. But that's extremely obvious, and doesn't represent a sharp or complex position.