Books in the The Most Heretical Last Boss Q series

"NOTHING IS IMPOSSIBLE FOR THE LAST BOSS! Crown Princess Pride is performing an observation of the kingdom's knights when she stumbles upon an event from the game! The Knight Commander, Roderick, is trapped under a rockslide, unable to cut himself loose. Pride knows what's going to happen: his death will send Arthur, his son and a love interest from the game, into despair. Pride may be 11 years old, but she's also a future boss queen with cheat powers! She has herself transported to the battlefield to fight for the future she wants!"--