Hell App (Web Novel CN) - Chapter 5: Discovered

Leon a young man with the heart of a killer, did something unspeakable before getting transmigrated to another world.And what's more? He found out that due to a wish of his, he got transmigrated to the body of an incubus!And he got into the body at the worst possible time!Something happened, he managed to escape death and became the last of his race...he gained the Vice and Valor System,Lewd and immoral act could give Vice point while battle and bravery can give him Valor Point...This world has magic and beauties that none in his previous life can compare.Join the exciting journey of our MC as he gains immense strength and conquers the most gorgeous girls!

After accidentally falling, she actually finds herself bound to a Second Female Lead Counter Attacking System!

Ji Qingzhou was anthropophobic and foolish. She had no redeeming qualities, except for her face.

Once she transmigrated, she was bound to a Guide System to save the world. She was tasked with capturing Shen Rongyu, the sinister, beautiful, mighty, gloomy villain and Great Shixiong of Xuanyun Sect, and to prevent him from destroying the immortal cultivation world in the future.

Can Ji Qingzhou, who had been single for 20 years, learn how to capture a villain?

Of course not.

She started off terribly, and muddled through the tasks that the system issued.

- Description from Novelupdates

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?

- Description from novelbuddy