Entrepreneurs from Somerville, Massachusetts, rent tiny houses in the woods where people can unplug, recharge and rebalance their lives; former Harvard University classmates now living in San Francisco hope the Sharks agree that snack chips made with cricket flour are the future of affordable and sustainable proteins; a concertgoer from Minneapolis, Minnesota could change the way people listen to music with earplugs designed to filter out damaging levels of sound while protecting one's ears; and an Austin, Texas couple created a modern version of a favorite childhood toy, but a deal might be in jeopardy when the Sharks learn that a majority of their revenue comes from a single source. Also, real estate mogul Barbara Corcoran is featured in a profile highlighting her inspiring entrepreneurial journey.