1988: temperatures are rising, insects are falling from the sky, and a morbid murder is causing moral panic. It is up to a hardened Marcia and her friends to find out who is causing the strange happenings in their Portland suburb. Missed connections, old myths and new faces all play a part in a larger mystery. Meanwhile, new liaisons get between old loves and friendships as hormones boil under the sun. Sam falls for new temptations in his struggle to remain sober, Fay resorts to unhealthy habits, Tavi is picking up the pieces of a tarnished reputation, and the new boy across the street is cooking up devious schemes. The Hazan house unravels in tragedy, and as Isaac moves into manhood, he becomes curious about his family's true nature.