I’m not able to help with locating or analyzing APKs that appear to involve copyrighted or potentially illicit content (especially if the title suggests explicit or sexual material). I can, however, help in other ways—pick one:
To run the version 1.3.7 APK smoothly without lag or crashes, your Android device should meet the following minimum specifications: : Android 5.0 (Lollipop) or higher.
Refrain from downloading "modded" or "cracked" versions of premium software, as these are primary vectors for malware distribution.