The series follows Porsche, desperate to make money and take care of his younger brother, as he finds himself drawn into the mafia underworld by Kinn.

In order to make enough money to send his younger brother Porchay to university, and to keep the house that had belonged to their dead parents, Porsche reluctantly agrees to become Kinn's full-time bodyguard.

[3] After releasing a teaser trailer in January 2021, Filmania held a press conference and traditional worship ceremony to kick off the beginning of the project in March.

[4] In early July 2021, at filming almost completed, the writing duo Daemi of the original web-novel announced their departure from Filmania due to creative differences.

[8] In November 2021, a press conference was held where the new cast was officially confirmed and a collaboration with rock band Slot Machine was announced.

[9][13] The Thai rock band sang two songs for the series, namely "PhiangWaichai" (เพียงไว้ใจ) and its English version "Free Fall", both produced by Thitiwat Rongthong of The Darkest Romance.

[2] The series' soundtrack also features "Why Don't You Stay" (แค่เธอ) by Jeff Satur,[14] "This Song is Called You" (เพลงนี้ชื่อว่าเธอ) by Barcode Tinnasit Isarapongporn,[15] and "Controversy" (ย้อนแย้ง) by Aek Season Five.

[16] On 1 June 2022, Be On Cloud announced that there would be a KinnPorsche World Tour in collaboration with Live Nation Asia involving 16 of the series' cast members and the band Slot Machine.

[22] A Vietnamese stop, originally scheduled for 28 October at the Phu Tho Indoor Stadium in Ho Chi Minh City, was postponed on 22 September and then announced for 11 February 2023 at Saigon Exhibition and Convention Center (SECC).

Upon release, KinnPorsche trended worldwide on YouTube, Instagram and Twitter after each episode, with the two main actors gaining million of followers and global stardom.