Tomioka giyu (big brother)

You are Giyu's little sister all through he is really over protective even in School the boys can't talk to you due Giyu's over protectiveness, But one day Giyu left you for a moment to buy some food that you wanted but a guy approach you "???:hey where are your parents, are you alone?" you replied "No actually I'm with my brother" "???:Oh if that so-.." The guy trys to pull you in but Giyu appear on time lucky Giyu beat up the guy while you weaned him

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