One Piece - I Am A Different Luffy! - Chapter 9 - 8 - Shirahoshi.

Amamiya Hiroto is unlucky. His life consisted of misfortune after misfortune, culminating in an unlucky death during an incident on a school boat trip, trying to save a girl he barely knew. After death, he met a god of reincarnation who requested that the hundred or so dead passengers—one of them being the girl he tried in vain to save—be reincarnated into another world.

When he woke up, Xiao Junlin transmigrated into the novel he was reading, but he was not the protagonist, but the male partner’s father, who was still a licking dog.

“I have ruined your reputation for the first time. From today, my son will be relieved of all positions in the group.”

“Ding, the host cuts off the relationship with his son and gets a reward of twenty years younger.”

“Don’t call me uncle, the stinky girl only knows how to use my son. Starting today, you will be demoted and go downstairs to clean the toilet.”

“Ding, the host successfully suppressed the heroine, and obtained god-level investment skills and god-level fighting skills.” Killing the dog, suppressing the heroine, and winning the protagonist’s creation, Xiao Junlin found that he was gradually approaching the peak of his life. …

- Description from novelbuddy

A never-before-seen event has occurred in Ancheng! What happened? The Crown Prince of Di Jue unexpectedly has a son! Mo Chuxi is baffled—he’s still unmarried! Where did this son come from? Having a son is one thing, but what’s this? There’s also a daughter!Inside the narrow car cabin, Mo Chuxi blocks the woman, “Lady Yan, can you please explain what’s going on? Hmm?”“...”One morning, Little Baozi is holding Big Baozi’s hand, blinking his innocent watery eyes as he looks at Mo Chuxi.

Upon awakening in a parallel world, Lin Yi discovered that not only were Xiao Zhuang and Xiao Ying present, but also veterans like Old Pao, Tou Lao Gao, Qiangzi…He had unlocked an Entry Upgrade System.【Shooting Novice (White) → Hundred Paces Piercing Yang (Gold)】【Superior Memory (Blue) → Photographic Recall (Gold)】【Master of Struggles (Blue) → Supreme Titan of Competition (Gold)】【Martial Arts Grandmaster (Purple) → Mortal Warlord (Red)】【……】As time passed, Lin Yi steadily advanced towards the peak, growing ever stronger.Yet, as he ascended, unexpected figures began to emerge before him—He Chenguang, Xu Sanduo, Lei Zhan, Yan Poyue, An Ran, Long Xiaoyun, Shen Ge…Only then did Lin Yi realise that this was not merely the world of Special One, but a vast amalgamation of multiple special forces universes.