My Sister with a Different Surname Is Very Protective of Her Shortcomings

Returning from the border, looking for seven sisters with different surnames. My sisters all thought I was a lowly soldier and tried their best to protect me, but they didn't know that I possessed Zhengyang Xuanqi, which made me invincible on the frontier, and I was decisive in killing! The eldest sister is a domineering female CEO, sexy and majestic; The second sister is a gentle artist, intellectual and gentle; The third sister is a wonderful doctor, kind and dignified; The fourth sister, the shadow killer, is cold and stunning; The fifth sister is a foreign princess, exotic and coquettish; The sixth sister is a technological genius with both talent and beauty; The seventh sister is a mysterious loli, lively and cute! As for me, I have the glory armor, the hunting cloak, and the two swords in my hands to stand out from the crowd!