Asahi-kun tono Kurashi wa Dekiai ga Sugiru

Newbie BL author Ayano had a boyfriend of 1 year, Kazuki, who she lived with for 3 weeks. However, due to her non-existent life skills, Kazuki said "Let's break up" and left their house. That night, as Ayano drowned her sorrows in alcohol, an unknown man tried to attack her on the way home, but her ex-boyfriend, Asahi, saved her. So then, she decided to live with Asahi in her and Kazuki's old apartment. Asahi seems to be scheming something, and Ayano pretends not to notice but...? Was it too hasty to start living together!?