Smallville (2001)

S6E19 Nemesis

Lex and Clark find themselves confronting their unresolved issues when an explosion leaves them stranded in a cave. With no way to escape, Clark faces a dilemma: he must decide whether to use his powers to save them, risking exposure, or rely on their wits to find a way out. As tensions rise, the duo is forced to confront their complicated friendship and the choices that led them to this moment.