Saint Patrick’s Day 2023 had been one of those particularly defeating nights out. Jenna Enfield’s roommates, dressed in shamrocks and green, piled onto her bed, shouting edits as she drafted and redrafted the message. “You and I had something very special and I’m so lost without you,” Enfield typed into her phone. “I love you, I need you, I yearn for you. Please.” She was writing not to a lost lov...