The rule about subjects joined by 'and' is that there must be a subject-verb agreement. This means that if the subject is singular, then the verb must be also singular. On the other hand, if the subject is plural that means the verb must also be plural.
It appears to be first-person limited, because the narrator is speaking from their perspective and know only their thoughts and memories.
Simple sentence because it doesn’t contain any commas but it has a conjunction