For the Love of Money

Brother returns. Gavin Larkin discovers brother's room covered in treasures. Gavin helps sister-in-law. Sister-in-law betrays him. Sister-in-law informs Gavin. Gavin sneaks in, finds treasures. Flora Hull intervenes. Gavin discovers brother's secret. Flora Hull proposes they team up for the fortune. Gavin agrees. But is Flora sincere? Can they get the fortune? And what secret does it hide?