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Movies like Invincible (1992)

Timid and wimpy triad gangster, Kit, is the right-hand man to gangster Brother Fire, who, in a bid to protect his younger sister Mandy from unwelcome advances, accidentally kills rival gang boss Brother Long's younger brother, Kwong. Brother Fire is sent to prison, leaving Kit to flee to France with Mandy, where Kit joins the French Foreign Legion. While he is away at boot camp, Brother Long sends assassins to kill Mandy. Months later, Kit returns to Hong Kong a tougher more fearless man. Accompanied by new friend Brother Hark, Kit vows revenge against Brother Long.