If you can provide the (even a screenshot of the title), I can help you locate the exact content and known subtitles.
If you cannot find the video with subs, understanding the core lyric helps. If the song is indeed Shinsekai , the chorus roughly translates to:
Fansub groups have provided English translations for the work, which are found on niche adult animation streaming sites. Where to Find Information shinseki nokotowo tomari dakar english sub work
Staying overnight or having a sleepover. Dakara (だから): Because / Therefore.
However, that’s not natural Japanese.
Because mainstream platforms like Crunchyroll or Netflix do not host explicit adult content, localizing a title like Shinseki no Koto wo... relies on a distinct ecosystem of fan translators and specialized legal publishers. 1. Official vs. Fan Translations (Fansubs)
If you meant something like:
Timing and segmentation