Quick Travel: Cannon Fodder Counterattack

[System + cannon fodder + growing female protagonist + no fixed CP + strong female character] The haze of terminal illness is shrouded, and the countdown to life is ringing in my ears. The modern girl Lin Xi was originally a glimmer of light in the ordinary world, but she was ruthlessly sentenced to death by fate. At the end of her life, a mysterious quick-travel system came and offered her an olive branch: as long as she traveled to various unrelated worlds and completed the cannon fodder counterattack mission, she could be reborn. Thus, Lin Xi started her wonderful journey. In ancient times, she was a concubine who was abandoned by her family. She was ignored and bullied, but she rose to prominence in the whirlpool of intrigues with her wisdom and courage. On campus, she was an ugly duckling who was isolated by everyone. With her unique charm and hard work, she achieved a transformation from obscurity to brilliance. In the world of Xianxia, ​​she was a junior sister who was despised by her peers. On the cruel road of cultivating immortals, she overcame obstacles and broke prejudices. Every world is a new challenge. In this time travel, can she successfully complete the mission, change the fate of cannon fodder, and regain a new life?