If he hadn't intervened, the two would have ended up in bad shape, if not dead.
These monsters aren't like those found in typical games, lining up from high to low to die.
Such ambushes at the door are practically routine.
So... without Rogel to escort them, they wouldn't know how many times they'd have died.
And it's unrelated to experience or personality.
It's purely because danger disregards gradual progression and conventional logic; it simply wants you dead.
The two continued to proceed cautiously.
...
"The ancient dynasty believed that the sun in the sky was eternal, and running along the path of chasing the sun would ensure its everlasting existence..."
"However, during the pursuit of the sun, a remnant of evil will invaded the Giant's body."
"It disguised as a minister and schemed an exile of Varesa's ruler, attempting to steal the body of the sun-chasing Giant to transform into its divine form..."
