...'s manga / #Kinoshita Neri(4)

Chapter 4-5: senpai who had a kohai protecting him from perverts, and develops a crush but it turns out that kohai was in love in senpai too. Chapter 5.5: extra from 2nd story

Chapters 1-2: step siblings so close! Chapter 3: boss & subordinate, business trip surprise & misunderstanding. Chapters 4-5: a menacing looking sensei & the student attach to him. Chapter 6: extra from all chapters.