On IMDb, series of this nature typically receive a mixed response.
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However, the "Exclusive" buzz is that IMDb has recently activated their "Frequently Asked Questions" section for this title due to the sheer number of searches asking if the series is based on a true story. (Spoiler: The creator has remained deliberately vague on this).
The web series you are looking for, titled " My Cousin Sister
“When city-bred Arjun returns to his ancestral village for a family wedding, he is reunited with his ‘cousin sister,’ Meera—a sharp-tongued, ambitious woman running a small library against her father’s wishes. As they rediscover their childhood friendship, they unearth a 15-year-old family secret that forces them to question everything about their shared bloodline.”