MTL - Immortal Becomes a Stay-at-home Dad After Return - ~ 545 eating and sleeping, playing peas

Until he became the lowest-ranked master, his lonely and luckless life never changed.Suddenly one day, a descendant injected him with a nanomachine, and the machine started ‘speaking’ to him.[I am the seventh generation Nanomachine manufactured by Sky Cooperation, and I am operating as a central nerve connected to your brain.]“What? What are you talking about?”This was beyond the boy’s knowledge, he turned pale.The Nanomachine linked to his cerebrum realized the User was not understanding a single word it said.“Who are you, and why are you doing this to me?”[“I am the seventh generation Nanomachine.]“Nano Machine?”[Yes, Nanomachine.]The boy’s face hardened.Mashin was the deity the Mashin Religion worshipped, along with the Sacred Fire.The religions’ Master communicated with Mashin.“Um, are you really Mashin?”The boy knelt down and asked with a trembling voice. At this, the Nanomachine attached to his cerebrum realized it had been misunderstood.

The Hero’s party was attacked by a large group of powerful devils. The party will no doubt be annihilated if this were to go on.

Inside the 3000m underwater station, an international group of scientists and engineers live and research for possible settlement of entire human race. Park Mu-hyun, a reserved dentist joins the station in hopes for a quaint life in the deep sea. However, things quickly go south when the station gets attacked by a mysterious group of people.As the water starts to fill in the living quarters, Park Mu-hyun grabs his backpack and immediately runs for his life, but where to? Now, the peaceful station becomes the ultimate survival stage of cult madness and chaos.

When choosing the companion system, Congliang did a trick, palace fights, house fights, scumbags, counterattacks, and other systems that seemed to be particularly wasteful of brain cells, and pulled a particularly pure-looking “Scum Girl Congliang System”.

Being good means being a good person, and being a good person is simple.
However, after starting the time-travel mission, Cong Liang discovered that her trapping system has another more appropriate name – “Sura Heart Hunting Field”
In other words, how to make a person who was imprisoned by you, humiliated, beaten, abandoned, abused, ridiculed, betrayed, harmed, exploited… fell in love with you and gave you a sincere kiss?
Wait online! Very urgent!

First wear – lame prince
Second wear – Blind man
The third wear – juvenile offender with severed finger
Fourth wear – ghost face fifth uncle
Fifth wear – one-armed tailor

【important hint! ! ! 】
The heroine is a rough man at heart, the hero and the woman got the wrong script series
Every world I will write seriously, so I may wear it slowly
As always, all logical common sense comes from the author’s brain hole, all for the service of the target, you are easy to go crazy
Declined to examine the textual research list, and to take the author’s anger

- Description from novelbuddy