The Light Sea Emperor in Kexue

"The Exchange Demon says the essence of the world is value exchange. Hikari made a deal with the Exchange Demon. She had a wish that only a demon could fulfill. 'What do you need me to do?' she asked. The Exchange Demon: 〖Protect the girls who are used as foils for the protagonist, who never got to live their own lives.〗 'Deal.' Hikari's expression was indifferent, as if she cared about nothing, yet she revealed her gentle, burning heart only to her. 〖………〗 〖Hey, that Crimson Witch... isn't her attitude toward you a bit off?〗 And those girls in your group too... The Exchange Demon fell silent. — The protagonist's orientation is confirmed; see the bottom of the table of contents fo...