Since her mom died unexpectedly two years ago, 23-year-old Katie Williams has put college and her future dreams aside to work as a teller in a Portland, Maine, bank and take care of her half brother, 12-year-old Tyler, whose abusive father left years ago. It’s a dull, dreary life in their cramped apartment, but Katie sees no way to move beyond it. After his own mother’s death, 26-year-old Matt Stephens, a wealthy CEO of a computer software startup in Boston, … Read the rest