If you are referring to this…
https://github.com/jmooring/hugo-testing/blob/hugo-forum-topic-29161/layouts/_default/multipage.html#L5-L12
…then access the section values via the root context:
{{ range $paginator.Pages }}
{{ if eq $paginator.PageNumber 1 }}
<h1>{{ $title }}</h1>
{{ else }}
<h1>{{ $title }} (continued)</h1>
{{ end }}
{{ humanize $.PublishDate.Day }} {{ $.Date.Format "Jan, 2006" }}
{{ .Content }}
{{ end }}