MTL - Shoujo Grand Summoning - ~ 1940 咎 by yourself! Kill the declaration! ...

Rotten! Rotten! Rotten!
Yin Li was fired by the company and dumped by her boyfriend. When she woke up, she found that she had traveled to the orc world. He thought that with the brains of modern urbanites, he could make a fortune, but he found that courtship alone was enough to stumped him.
The blond lion orc likes bamboo horses, and the black-haired and yellow-skinned black bear orc has long been engaged… Looking left and right, only the hyena orc who looks exactly like his ex-boyfriend sends a “signal” of love to him.
However, it is rare to come to another world, but also to eat grass? Yin Li said: “Ugly refused!”

- Description from novelbuddy

He was the crown prince of the shadow realm and the lord of wrath, Azrael. All creatures, demons, mortals, even angels feared him. However, everything changed after he went for a secret mission in the mortal realm in order to expand his seven sins power.Hiding his identity among the mortals, the vampires were attracted by his royal blood. The mortals were either jealous or admired his abilities. The angels were curious about him. The demons wanted to kill him and take over his power.Little did he know, he had another hidden power sealed inside of him. Something terrifying that could turn him either into the ruler of the three realms or an evil that could destroy all beings.--------------Tags: Mature Content , Comedy , Tentacles, Monster Girls , Yandere , Succubus , Magic , Demons , Angels , Hybrid , Hiding Identity, Goddess , Devil , Battle Academy , Beasts , Action , Mystery , Overpowered , Strong to Stronger , Harem , System , Servants , Handsome Male Lead , Smart Male Lead and a little bit of Slice of Life.

There are three treasures in the imperial city: Me, my husband and my mother-in-law.Su Guifei¹ was favored and envied by countless imperial consorts in the harem. Chen Wang² grew up with His Majesty showing favoritism to him. However, anyone, who was more or less educated, would sigh with regret and say that this pair of mother and son were sure to come to a bad end in the future.Ming Jiuzhu, who was about to marry Chen Wang: Really? I don’t believe it.Chen Wang in Jiuzhu’s eyes: a beautiful and kindhearted little fairy boy vs. Chen Wang in the eyes of others: His Majesty and his favored consort’s hedonistic son.Jiuzhu often wondered why people always gazed at her and Chen Wang with a ‘you are doomed one way or another’ look. Could this be the ugly side of jealousy?Aiyah, the hearts of these people are so dirty.————–¹ Guifei – Noble Consort² Wang – Title given to adult sons of the Emperor.

He swore that if he was given a second chance to live, he would live his life to the fullest.His life was full of misery but he was reincarnated in the body of the son of the strongest expert in the empire.He had the looks, wealth, and women. He was known as the “Handsome Playboy” and he didn't want to become a righteous protagonist.He awakened a system that can make him strong by making others feel the 7 sins towards him.He will collect many beauties and live to the peak of life.