BXBX NOVEL 
An incredibly athletic older brother, Tenryu Taiga. A programming genius girl, Tenryu Fuyuki. The two siblings separated for eight years ended up living under one roof again after facing the problem – a lack of funds for living expenses. Fuyuki proposes a way to earn money, a core system deeply involved in people’s daily lives, a game that awards you money as a prize for defeating malicious bugs in cyber world, the 《Aries》structure. Taiga after becoming a warrior in the game relying on his inborn senses, is puzzled by the unfamiliar sensation. One day Saionji Rui, Fuyuki’s best friend appears and is attacked by a mysterious bug― “I’ll be waiting, my prince.”. Hybrid fantasy battle of cheating siblings begins here!
- Volume 1, Prologue - The Day They Returned to Being Siblings
- Volume 1, 1 - Moving In, School, and The Cyber World
- Volume 1, 2 - First Suppression
- Volume 1, 3 - Rampage, and a Chance Meeting
- Volume 1, 4 - A Vow to Uphold
- Volume 1, 5 - Area of the Fastest and the Strongest
- Volume 1, Epilogue - A Road Far Away, Aiming for The Sky
- Volume 1, Afterword
- Volume 2, Prologue - Banquet of The Influential Ones
- Volume 2, 1 - Reunion With The Past
- Volume 2, 2 - The Light and The Shadow
- Volume 2, 3 - Resolution to Confront The Past
- Volume 2, 4 - Karasuba Fuyuki and Karasuba Shio
- Volume 2, 5 - Bonds of Hydrangea
- Volume 2, Epilogue - The End, and The Beginning
- Volume 2, Afterword
- Volume 3, Prologue - Chance Meeting
- Volume 3, 1 - Light of Everyday Life
- Volume 3, 2 - Quickening’s Silence
- Volume 3, 3 - Countdown
- Volume 3, 4 - Banquet of The Dead
- Volume 3, 5 - Requiem Played In The Sky
- Volume 3, Epilogue - The Proof She Once Lived
- Volume 3, Afterword