2 Yale students raised $5 million for their social network that lives in iMessage. Read their pitch deck. Nathaneo Johnson and Sean Hargrow cofounded Series. Series Series, a networking app focused on Gen Z, lives fully in iMessage. Founded by Yale students Nathaneo Johnson and Sean Hargrow, the startup raised $5.1 million. Read the pitch deck Series is sharing with investors as it raises its new funding round. Once a day, I get a text message with 10 photos of random people looking for jobs, professional connections, or, on occasion, a new friend or date. It's not LinkedIn or Tinder texting me. It's Series, a social networking startup that sends potential connections straight to its users' iMessage inbox. "The whole goal of Series was to build a professional network where Gen Z lives, which is in their messages," Series CEO Nathaneo Johnson told Business Insider.…