Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 15 - 15-37. Divine Punishment (6), Hero Meiko

“Heaven's Taboo Doggy Technique”Living his life as a cripple, Xuan never expected anything good in his life; however, the day he discovered a secret library in his sect, he was able to walk into a parallel world.A different world, a modern world of cultivators and his world.The library of taboo techniques awaits Xuan again: the milking technique, doggy technique, dual technique, or sword art technique—every technique in one library.He can now use every technique to boost his cultivation above the gods themselves. Goddesses want his immortal white juice, mothers want his body renew techniques, step-siblings want his meat raw. Xuan's body was the pinnacle of taboo in both worlds.The fucker of mothers, stripper of daughters, and the founder of all techniques—it was only a matter of time.

After 20 years of dedicating his life to opera ever since he had quit the performing arts high school, he had failed at an interview. Losing his motivations, Jo Yunjae depended on alcohol to live out his days until one day, he had been sent back 20 years in time, to the day before his high school admission.

Ye Chen transmigrated to a fantasy world and realized that he had seven seniors in his clan, and all of them were of stunning beauty.

An alien race invaded the Earth on June 6, 2128. At the midst of this war, many nations allied with the alien threat and the war nearly wiped out the rebelling humans of the planet. At the edge of mankind's survival, the United Nations Army launched its forces to eliminate the immediate stellar threats that loomed over Earth.

General Seeker Carlean, commander and leader of the mission, risked and gave his life to destroy the immediate stellar threat. The battle was won though Earth lay in ruins. Perhaps mankind will live to see a few years of peace before the alien threat returns to wipe out their existence.

At the immediate aftermath of the stellar battle, the fallen Seeker Carlean awakens and finds himself at aged 17, living the peaceful life he lived 16 years before he died.

So begins a new game in the battle for humanity's survival.