Servant: Sign in for Ten Years and Become Invincible at the Age of Eighteen

Ji Ling traveled to another world. At the age of eight, he unexpectedly became a servant of Zhenyuan General's Mansion. At the same time, the most powerful sign-in system was activated. "Sign in successfully! Obtained the S-level martial arts Dugu Nine Swords!" "Sign in successfully! Obtain SS-level character Wu Anjun Bai Qi!" "Sign in successfully! Obtained the SSS-level weapon Tianwen Sword!" "Signed in successfully! Obtained the SSSS level secret skill Nine Secrets Douzi Secret" … In line with the principle of low-key development, Ji Ling stayed in the General's Mansion in obscurity for ten years, until one day, his peaceful and comfortable life was broken. On this day, General Zhenyuan died in battle, and the general's mansion fell into a huge crisis! On this day, the son of the prince's general came to the general's mansion and forced the young lady to marry him! On this day, Ji Ling turns eighteen and is invincible in the world! Ji Ling knew that he could no longer keep a low profile... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.