‘I can’t live without Robelia.’ A calculating, insatiable magician × a pitiful childhood friend noblewoman—surrounded by love (literally!) in this obsessive, mutual-love fantasy.

"‘I can’t live without Robelia.’" Robelia Northheim once had a childhood friend with whom she had sworn their futures together.However, because Robelia possessed the highest magical power in the kingdom, she was ordered by the royal family to become the crown prince’s fiancée.She suppressed her first love and endured the harsh training of a crown princess for the sake of her family and country. But one day, out of the blue, the crown prince announced he was breaking off their engagement! "When it comes to getting engaged—or broken off—my own will doesn’t matter at all…" Sighing, Robelia left her room, contemplating the future… only to be suddenly struck by magic from someone behind her…!?