Two brothers; Elder brother is a fudanshi and falls in love with a beautician, younger brother was forced to crossdress as his fujoshi twin and falls in love with his twin's homeroom teacher.
First story is about two couples praying to a tiny shrine. The introvert then gets cat ears. A year later, the extrovert gets dog ears. Second story is about a writer and a delivery boy.
Fudanshi-kun No Honey Days