I'm Just a Side Character—Why Can the Heroines Hear My Thoughts?

A young guy just transmigrated and has one rule for survival: steer clear of the cunning villain. But his inner monologue has zero privacy—the noble ladies hear every word he thinks! While he tries to flee, his telepathic slip-ups pull him deeper into the chaos. As his rival moves to crush the rival families and claim everything, he must step up. Can he turn the tables on this deadly conspiracy before it's too late?