Modern people travel through time to study immortal literature and become cannon fodder senior sisters who are destined to be sacrificed. After twenty years of hard work, he gave it all to his beloved junior sister, the moment before his execution, the late system was finally bound - it was actually the system of the male channel Long Aotian! She killed the sect with one sword and faked her death to avoid debt for hundreds of years. She disguised herself and sneaked into the Wuji Taoist sect where her enemy was, and became the personal disciple of the rival leader. Surrounded by a scheming junior sister, a double-standard senior brother, and a hypocritical master, she hides her system, pretends to be weak, and takes revenge secretly. When the heroine Tianming encounters Long Aotian's plug-in, the cannon fodder sister tears apart her disguise and kills through the three realms. This time, she cut off all love and only killed her enemies!