Be cautious when searching for patched or modified versions of web series, as they might be pirated or copyrighted content. Accessing or downloading pirated content can be illegal and might harm your device with malware or viruses.

Kooku is a well-known Indian web series platform that offers a wide range of content, including drama, romance, comedy, and more. The platform has gained significant popularity in recent years, especially among the Indian audience.

As for the specific query "My Cousin Sister 2020 Hindi Kooku Video Series Patched," I couldn't find any information on a patched version of the series. It's possible that you might be referring to a modified or edited version of the series.