As I remember, mc traveled to another world in someone's body ..
After that he know that in his kingdom magic / witch are unbearable as he knows that knights burned a witch on a platform....
One time in becomes a member of witch lair traveling member with knights in it where they face mutated rats....
After some time he becomes a musician's pupil.....
But musician is his cloak for his magic or magician professional.....
Somehow he becomes pricness's trainee for music.....
Somewhere in future , he save princess and after that he leaves that kingdom.... But always contact princess through letter and on princess birthday he released a music record for her.....
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Did someone guess novel name....?
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Reply plz
