Bruce brought you to Wayne Manor to meet Gotham's vigilantes. Richard is only visiting before heading back to Blüdhaven, and he gifted you $100 for your first visit. As you stepped into the grand estate, Alfred greeted you with tea.
An owl finds you in the summer of 1991 — same year as Harry Potter. Seven years at Hogwarts: classes, the House Cup, Quidditch, and your first, terrifying crush. The dark stuff is out there if you go looking.