Here is a Lilia centric non-H doujinshi with young Silver, Sebek and Malleus. Scanned by me (Adorable Doujinshi Scanlations) https://adorable-scanlations.blogspot.com/?zx=fab753f78cd0d9a9
scan #405
Surugaya link - https://www.suruga-ya.jp/product/detail/ZHONA233275
Toranoana link - https://ec.toranoana.jp/joshi_r/ec/item/040030881079/
direct download link - https://www.mediafire.com/file/1rb7mr4h439x7m9/%2528%25E3%2581%2582%25E3%2582%2593%2529_%25E8%258C%25A8%25E3%2581%25AE%25E8%25B0%25B7%25E3%2581%25AE%25E5%25AD%2590%25E8%2582%25B2%25E3%2581%25A6%25E6%2597%25A5%25E8%25A8%2598%25E3%2580%2582.zip/file