Episode 4 in many series serves as a major turning point or climax for the mid-season.
Combined, you appear to be looking for Episode 4 of a "hot" Hindi web series about a doctor, as hosted on a platform like xwapseries or similar sharing sites.
While search queries like "xwapserieslat" point to unauthorized hosting sites, streaming through unofficial mirrors carries heavy security risks. These include intrusive malware, pop-up tracking scripts, and phishing vulnerabilities.