Shinmai Maou no Testament

"Hey, you said you wanted a little sister, right?" Highschool freshman, Toujo Basara, was suddenly asked by his father and fell into a state of panic. On top of that, the eccentric father told him he would be getting remarried. He then departed overseas after bringing Basara two beautiful step-sisters. Things aren't as they seem in this series, as Basara discovers that his new "family" has a few secrets he's yet to unveil. Adaptation of the [Light Novel](https://www.novelupdates.com/series/shinmai-maou-no-keiyakusha/) series written by Uesu Tetsuto and with illustrations by Ookuma Nekosuke.

21 chapters

• Chapter 19 — Unshakable resolve and its result
• Chapter 18 — Put Your Resolve on the Blade
• Chapter 17 — Before One's Resolve, The Things One Wants to Protect
• Chapter 16 — Their Fates Cross
• Chapter 15 — Gaze at the Past That Won't Disappear
• Chapter 14 — The Goal of a Master-Retainer Relationship and Trust
• Chapter 13 — The Hostility Directed at Us
• Chapter 12 — Hold Onto Your Growing Feelings
• Chapter 11.5 — A Day of Maria (Side Story/Omake)
• Chapter 11 — Unrivalled Morning Sister Demon Lord
• Chapter 10 — Things I Want to Protect
• Chapter 9 — Until You're No Longer in Sorrow (Part 3)
• Chapter 8 — Until You're No Longer in Sorrow (Part 2)
• Chapter 7 — Until You're No Longer in Sorrow (Part 1)
• Chapter 6 — Enemies and Allies
• Chapter 5 — In Between Reunion and Trust (Part 2)
• Chapter 4 — In Between Reunion and Trust (Part 1)
• Chapter 3 — The First Master-Retainer Contract
• Chapter 2 — Demon Lord and Hero
• Chapter 1 — How to Conquer Your Step-Sister
• Chapter 0 — Preview