“ Today is the day Blackroy Dragonsbane ! My sword has been waiting in agony for months to kiss your sweet neck !! ” Normally when you get transmigrated to Isekai world they welcome you with open arms saying " welcome hero ! " They don't come for your neck in the middle of chaotic war on horseback !!!  In a world where magic and mysticism reign, puzzle enthusiast and avid gamer Lan finds himself unexpectedly thrust into the body of the questionable warrior Blackroy Dragonsbane. The Depressed side character in the famed game "Kingdom and Glory" is now his reality, and he must navigate this new existence to forge his own path. As Lan adapts to his newfound identity, he learns that Blackroy is on the precipice of a critical battle that will shape the destiny of the entire kingdom. The game's storyline dictates that Blackroy is destined to fall in the upcoming conflict, a fate he must challenge with his modern sensibilities and strategic mindset. Lan's unique perspective and deep knowledge of puzzle games grant him an edge as he faces the impending battle. Utilizing his analytical skills and problem-solving abilities, he surprises both allies and foes with his tactical brilliance on the battlefield. His innovative strategies not only turn the tide of the battle but also catch the attention of his fellow warriors and the kingdom's nobility. Surviving against all odds, Lan's heroics change the course of history. Amidst the chaos of war, he forms unlikely alliances and navigates treacherous political waters. With the untimely demise of the previous king, Lan is faced with the choice of embracing his newfound role as the king, guided by the memory of his previous life and fueled by his passion for puzzles, or yielding to the perils of courtly intrigue and the threat of the enigmatic demon lord. As Lan grapples with his identity, destiny, and the consequences of his actions, the kingdom stands at a crossroads. Will he rise above his character's scripted fate and become the king he was never meant to be, shaping the kingdom's future with wisdom and innovation? Or will he succumb to the relentless machinations of political rivals and his own inner struggles, ultimately meeting his doom in a tragic battle?