This sound is from Code Geass Soundboard

A new original film titled Code Geass Lelouch of the Re;surrection was released in February 2019. It follows the exiled prince who obtains the "power of absolute obedience" from a mysterious woman named C.C. Geass.
See also: List of Code Geass episodes, C.C. (Code Geass), Code Geass (season 1), Code Geass Lelouch of the Rebellion, Code Geass (season 2), and List of Code Geass characters.