The Perfect Love of the Fourth Underworld Lady

She was extremely cold to him; she was extremely aloof to him; she was very hot-tempered to him; he was extremely gentle, and she was extremely kawaii. What kind of sparks will they create when they are with them? Actually, I don't know either, so stay tuned... The content of this novel - "The Perfect Love of the Fourth Young Lady of the Underworld" is pure nonsense. Please forgive me. I hope you will support me. Thank you. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.