DxD: My Multiverse Harem Chat Group!

Reincarnating into the world of High School DxD with the mythical Shura Armor, Jace Agares is born into a side branch of the prestigious Agares clan.

Thanks to the Shura Armor's temporal energy, Jace awakens a power over time far exceeding even the main lineage. His exceptional talents quickly secure him an engagement to Seekvaira Agares, the clan's main heiress, alongside two additional powerful fiancées: his childhood friends, Rias Gremory and Sona Sitri. To top it all off, he even has the ultimate personal maid-Grayfia Lucifuge.

Jace anticipates a relaxed life, casually building his harem while enjoying his rise to power in the Underworld. That is, until a Multiverse Chat Group suddenly awakens:

Tsunade: "As long as you can save my brother, I'll give you anything."

Erica: "I am the King's true first consort!"

Yotsuya Miko: "The evil spirits are too terrifying! Group Leader, save me!"

Kasumigaoka Utaha: "Perverted Jace-kun, do you want to see a photo of my pantyhose?"

...

Please Note:
I do not own anything in this story. All credits belong to their respective creators.