The Reborn Otaku's Code of Practice for the Apocalypse - Chapter 196

Sometimes. You face a choice in your life

“Choose. Between the two of them. Whom will you save, Michael Aroa?”

You look back into your life and wonder how you ended up here

“Michael please!! Save your mother!! Not me. Michael you don’t need to make a choice here!! Michael! I love you! I won’t hate you for your choices!! Please save your mother!!”

You question the path that you took that brought you to this point

“Son. She is your wife! She has your child. It’s not one life over another but two over one. I am already old but she has a long life. You are smart enough to make the right decision, Son, aren’t you?”

Since it hurts, you wish you could stop time and have some time to think

[Activating Ability: Temporal Pause!!]

[Activation failed!! Not enough Energy!!]

You wish to go back into the past and change everything that led you to here

[Activating Ability: Time Reverse!!]

[Activation Failed!! You don’t have the Requirements to use this ability!!]

And then when nothing works as it shouldn’t.

[Are you sure you want to use this ability?]

You make a decision that you had never thought you would

[Activating ability!]

And then... Chaos ensues

[Ability Activated]

[God Power: Time Collapse]

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.

Su Shuilian was the first legitimate daughter of a renowned embroidery family, but she was murdered by her jealous family member. After death, Su Shuilian’s soul enters an unknown female body who lives in a dynasty she had never heard of.

While trapped in the wilderness with her wolf pup companions, Shuilian picks up an assassin who was betrayed by his organization and saves him from the brink of death.

After making it out of the dangerous forest, the two travel to a small town with few inhabitants. There, they find a location with a picturesque scenery and disguise themselves as a married couple to buy a house to settle down in.

She was a girl unfamiliar to this world, and he was an infamous assassin. Journey with them as they adapt to their new life…

- Description from Novelupdates

A heroine character transmigrates and gets busy expanding her golden halo of MC-ness.

A villainess character transmigrates and gets busy changing her cannon-fodder fate.

A side character transmigrates and gets busy stuffing her bottomless stomach. She holds a divine sword in one hand and a little bun in the other. She’s obedient, adorable, incredibly clueless, and frustratingly tightfisted with her words. So what does she do when she spies a cute blonde?

Feng Wu: “Please marry me!”

Ming Xi: …

A hilarious story about an overpowered airhead in a world reminiscent of Coiling Dragon. This particular tale has an interesting mash of tropes.

- Description from Novelupdates