Thread:Vincetick/@comment-29304659-20160726134241/@comment-5481445-20160726151325

TYTK wrote: Okay, but even then, there's a mix of present and past tenses used in the characters' histories. Can I keep everything before S1Ep1 in past, and everything after S1Ep1 in present? Yes you can.

However, the reason for "past tense being mixed with present tenses" is likely for summary purposes.