My Billionaire Great-Grandfather is 18

80 years ago, legendary business titan & war hero died shielding his daughter—only to wake as an 18-year-old cheated-on, humiliated loser?! His 80yo daughter calls him "Father", icy CEO kneels, top star throws herself at him. One punch takes the scumbag, one kick fells the family traitor. The legend returns—watch him reclaim his family glory.