She's the Strongest Bride, But I'm Stronger in Night Battles: A Harem Chronicle of Advancing Through Cunning Tactics (Manga) (2025)

The invading army sent by the Kingdom of Alexa is no match for the Blood Barbarian Lady Marida, nor the Elwin family! Not only is the army crushed, but Marida claims new territory and a new concubine! In gratitude, the Demon King summons Marida, Lord Burest, and newly married Albert to the royal court, but the celebration takes a turn for the worse when Albert's ambition to procure a harem of wives for himself comes to light...

THE SEXY ISEKAI ADVENTURE CONTINUES!The reincarnated Albert is happily married to the sexy, bloodthirsty Blood Demon Lady Marida. He’s the brains behind her brawn, using his tactical expertise from his former life to grow his wife’s power and her harem of gorgeous women (which she loves to share)! Will Albert’s scheming put him on the wrong side of Lady Marida’s father, the Demon Lord? It's the third act of this naughty harem romp!

MARIDA BATTLES HER TOUGHEST OPPONENT—THE COMMON COLD!Marida and her demon clan are on a mission to crush the traitorous Froiger family and claim their territory in the name of the emperor! With Albert’s brilliant strategies directing the charge, even the enemy army starts to tremble. Just as victory seems assured, disaster strikes. Marida, the family’s fiercest fighter, comes down with a serious cold! Can the demon family pull off a win without their star warrior, or will this sniffle seal their doom?

MODERN TACTICS, MEDIEVAL MAYHEMAlbert has his orders—capture Lord Licht and bring the Arcana territory under the Demon King’s control. After slipping past the enemy’s defenses, he sets his sights on conquering the so-called impregnable fortress. With sharp strategy and modern knowledge, Albert sows discord within enemy ranks, cuts off their supplies, and prepares for all-out war.But that’s not all—new weapons, fresh recruits, and a growing circle of capable (and captivating) allies are tipping the balance in his favor. The harem fantasy continues with military intrigue, technological twists, and explosive action in this thrilling fifth volume!

THE INVASION OF ARKANA BEGINS!With Marida’s safe birth behind them, Albert and his allies set their long-prepared invasion of the Arkana Domain into motion. Their strategy draws the bulk of the enemy forces away from their stronghold, clearing the way for Albert’s advance.Meanwhile, Burest leads a separate unit to strike at the kingdom’s supply convoy bound for the besieged Arkana Castle, threatening to sever the enemy’s lifeline and tip the balance of the campaign. Each move brings them closer to victory—but the outcome of the war is far from certain.Albert’s past-life knowledge shapes the course of battle in the sixth volume of this isekai harem fantasy!