Tensei Shitara Joban de Shinu Chu-Boss Datta 7 (Gangan Comics ONLINE)

[Machine Translation] The strongest four heavenly kings attack! Challenge the female vampires to a (heart) tug-of-war! When you wake up after an accident, you are reincarnated as the middle boss who dies early in the game! In order not to be killed by the heroes who are supposed to attack you eventually, xx and make the women your dependents and increase your number of friends! Ricola is a member of the heroic party, a wizard. She finally turned Carolene's sister, Ricola, into a household member! What kind of demon is Ricola reborn as...! But in the meantime, there is a visitor at the fort who has been away. It is Mistos, a female vampire of the same Four Heavenly Kings as Ash Nord. What is the purpose of the strongest of the Four Heavenly Kings? Survive by using your wits, courage, and bug skills...! A thrilling otherworldly survival fantasy!

最強四天王が襲来！女吸血鬼との（ハート）な勝負に挑め！！事故に遭って目が覚めたら、ゲームの序盤で死ぬ中ボスに転生！やがて襲ってくるはずの勇者に殺されないために、××して女たちを眷属にして仲間を増やせ！勇者パーティーの一員、魔法使いリコラ。キャロレーンの妹であるリコラをついに眷属化！リコラが生まれ変わる魔物とは…！？だがその間、不在にしていた砦に来訪者が。それはアッシュノルドと同じ四天王の女吸血鬼ミストス。最強の四天王がやってきた目的とは…！？知恵と勇気とバグ技を駆使して生き残れ…！ドキドキの異世界サバイバルファンタジー！