Chapter 41: The Iron Maiden's Puberty [END]

31 December 2020

Chapter 40: Secret Base

31 December 2020

Chapter 39: The Great Escape

31 December 2020

Chapter 38: REMEMBER!

31 December 2020

Chapter 37: The Truth Behind the Metamorphosis

31 December 2020

Chapter 36: Observing the Observation Diary

31 December 2020

Chapter 35

31 December 2020

Chapter 34: The Princess, Captured...!?

31 December 2020

Chapter 33: Uneasy Days

31 December 2020

Chapter 32

31 December 2020

Chapter 31: FUCK YOU

31 December 2020

Chapter 30: Bye Bye XXX

31 December 2020

Chapter 29: First Confession

31 December 2020

Chapter 28: From Pure White to Purity!

31 December 2020

Chapter 27: The Second Album

31 December 2020

Chapter 26: Charm Maiden

31 December 2020

Chapter 25: If the Tears Poured

31 December 2020

Chapter 24: Run Young Man!!

31 December 2020

Chapter 23: The confession

31 December 2020

Chapter 22: Coward

31 December 2020

Chapter 21: The Passing Days

31 December 2020

Chapter 20: Nonoa's Gloomy Day

31 December 2020

Chapter 19: History's biggest battle plan

31 December 2020

Chapter 18: It's Show Time

31 December 2020

Chapter 17: PTM:Peeping Teacher Minowa

31 December 2020

Chapter 16: Another Observation...

31 December 2020

Chapter 15: Thin Ice

31 December 2020

Chapter 14: Coming Out!

31 December 2020

Chapter 13: Howling Boy!

31 December 2020

Chapter 12: Looking for the Culprit

31 December 2020

Chapter 11: A Play Back of That Day

31 December 2020

Chapter 10: Secret x Secret

31 December 2020

Chapter 9: Iron Protrusions!

31 December 2020

Chapter 8: That Girl's Observation

31 December 2020

Chapter 7: I'm Nonoa

31 December 2020

Chapter 6: A Close Call

31 December 2020

Chapter 5: That... Has Come Out

31 December 2020

Chapter 4: Iron Will

31 December 2020

Chapter 3: Not Eating What Is Set Before You

31 December 2020

Chapter 2: Tsukiko's Secret

31 December 2020

Chapter 1: A girl's "That day"

31 December 2020