After a car crash, Nina is bound to a mysterious Heartbeat Protocol: make Silas, the campus’s coldest genius, fall for her in 90 days, or be erased. A month in, he hasn’t read a single message. Her only ally is S, an anonymous admirer who hides cameras in her home and knows things no stranger should. When she confesses she’s chasing Silas, S offers to coach her: stalk him, watch him, use the key under his doormat. What Nina doesn’t know is that S is Silas, and every text she sends lands in his hand
