What is the main theme of 'our missing hearts a novel'?

After a car accident, Wang shouzhe has transmigrated to a martial world. Unlike other cases of transmigration, he becomes a clan leader before he knows it. "Hmm, this tasty? What kind of meat was this?" "The fish also offers comfort and an exquisitely delicious taste." "The rice was not ordinary—each grain was plump, translucent, and chewed with a nice texture" Even if just for the sake of enjoying various delicious meals at every turn, he had to help the Wang family grow stronger and more powerful.

Il y a trois ans, il faisait rage en Afrique, incontestablement le Roi des Rois Soldats. Trois ans plus tard, il est revenu en ville, sans voiture, sans maison, et constamment dans les ennuis. Postulant pour être un agent de sécurité dans une entreprise, passant du champ de bataille au bureau, il est discret, astucieux, avec de la profondeur. Même les agents de sécurité peuvent connaître leur moment de gloire au printemps. Chaque fois que quelqu'un lui demandait : pourquoi es-tu toujours celui qui a pas de chance ? Basil Jaak répondait timidement, c'est juste parce que je suis trop visiblement beau ! ...

In the business world, legend has it that he's cold-blooded and ruthless. Yet at home, he dotes on his beloved wife to the bones. 'Why am I married to this demon?' After accidentally provoking a certain demon, she becomes his possession. From then on, she is forced into a shameless, wanton life… "Mr. Pei, is there anything that you're dissatisfied with Mrs. Pei about?" a reporter asks. Mr. Pei's dark eyes narrows. 'The only thing I'm not satisfied with…' Mr. Pei answers brazenly, "Lasting for only five minutes after charging for two hours." Mrs. Pei's cheeks instantly turn red and she curses inwardly, 'This darn perv!' The reporter asks again, "What about you, Mrs. Pei?" Gritting her teeth, Mrs Pei replies, "Lasting for two hours after charging for only five minutes!" That night, Mr. Pei smiles wickedly after lasting four hours. "Are you satisfied now?"

Tianwu Continent, thirteen hundred years ago. The ancestors followed the strongest primal beasts, picking up the scraps of other primal beasts' carcasses left behind by their consumption. The mighty primal beasts did not bother to pay attention to these creatures smaller than their toe tips, while the ancestors felt immense gratitude towards the primal beasts for leaving behind some remnants, to which they prostrated themselves in worship.

Author's Synopsis: A piece of divorce paper sent Xia Xinghe into a state of destitution. However, a car accident later, she transformed into a professional hacker with more money than she could ever spend. All those that have belittled, bullied and laughed at me, please line up, I'll show you what the meaning of face-slapping is! Wait, wait, wait. That guy over there, the ex-husband that I no longer have any relations with, don't cut in line. What, you want to help me face-slap these people? “Not only that I will help you face-slap myself!” The wickedly handsome man with billions dollar in estate raised his own palm to slap his own face without reservation! Ps. This is a girl-power, no cheating, no misunderstanding, no harem, 1v1 romance story. Also, please expect the unexpected in terms of the plotlines, and not hold it to the standard romance plot structure. Translator's Synopsis: A van exited an orphanage under the cover of the night but wait, what is it carrying..? Dead bodies! Dead bodies of children and toddlers! No one knew for certain where it was going and what happened to the children but one thing's for sure, it had to do with the mysterious disappearance of highly intelligent children all around the world. A recurring nightmare triggered Xia Xinghe's desire to unveil the mystery behind her mother's disappearance, a mystery that led to the discovery of a larger conspiracy. Follow along as she made new allies and enemies as she delved deeper into the twisting conspiracy, all the while fielding her ex-husband's relentless romantic advances. The quarrelsome yet loving couple supported each other as they crossed the boundaries of class, nations, space, life and even dimension itself, each pursuing their own goal. For the wife it is to discover the identity of her origin and for the husband, to make his ex-wife fall in love with him.

Bound together by an imperial arranged marriage, Li Yuyan is scorned for her association with the ill and blind crown prince. Publicly, she stands up for the seemingly gentle and perfect prince, and he in turn protects her from criticism. Privately, she contemplates inheriting a fortune if he dies, while he considers eliminating her if she steps out of line. Unknown to all, the beauty and brilliance they keep hidden will unveil. During their wedding night, as she cures his blindness and cold ailment, but not his secret illness, she discovers the deceit. Realizing she's been tricked, she tries to flee, only to find herself trapped by him as he expresses his fascination with her.