rory's manga / #Professor x Student(1)

This is so adorbs age gap: seme teacher x uke student 1. Katakoi x Alliance or One-sided Love x Alliance (main story, adapted form) - age gap: younger seme x older uke + unrequited love (3rd yr hs and math teacher) 2. Love Awakening x Syndrome or Koigoro x Syndrome (spinoff)