Your search for "rule book" revealed the following:
Tales of Berseria BL GAG Doujinshi - Goings-On Between the Captain and His Mate (Van Aifread x Eizen / Aifread x Eizen)
$ 26.95Product details: Van Aifread x Eizen / Aifread x EizenCross the captain of the Van Eltia at your own risk!...
Universal Century: Mobile Suit Gundam Zeta Doujinshi - Riddled With Char (Char Aznable)
$ 26.95Product details: Char AznableThis is a hilarious collection of four panel comics! All of them feature Char ^_^ The rating...
Letter Bee BL Doujinshi - From Dusk Till Dawn (Largo Lloyd x Jiggy Pepper)
$ 26.95Product details: Largo Lloyd x Jiggy PepperItem Title: From Dusk Till DawnProduced by: Kuronekotoshokan (Sawara Sakana)Format: Doujinshi Language: Japanese Page...
Dead or Alive MOB Doujinshi - Chichi Ranbu (Boobie Wild Dance) (Mob x Kasumi / Kasumi)
$ 26.95Product details: Mob x Kasumi / KasumiItem Title: Chichi Ranbu (Boobie Wild Dance)Produced by: minshuku inarimushi (Syuuen)Format: Doujinshi Language: Japanese...
BlazBlue Doujinshi - Flame Dream (Ragna the Bloodedge x Bang Shishigami / Ragna x Bang)
$ 26.95Item Title: Distortion HorizonProduced by: MutojunFormat: Doujinshi Language: Japanese Page Count: 24Size: B5 (7.2w x 10.1t in) Date Produced: 2009.11.08Condition: Preowned...
Hetalia Axis Powers YAOI Doujinshi - Second Virgin (Italy x Germany and France x Germany)
$ 26.95Product details: Italy x Germany and France x GermanyItem Title: Second VirginProduced by: mach5+ (Chabo Tondabayashi)Format: Doujinshi Language: Japanese Page...
Metal Gear Solid Doujinshi - OPERATION INTRUDE: Y003 (Solid Snake Weasel Chinaman and Meryl Silverburgh)
$ 26.95Product details: Solid Snake, Weasel, Chinaman and Meryl SilverburghItem Title: OPERATION INTRUDE: Y003Produced by: Yoshinoya-Honpo (Yoshi)Format: Doujinshi Language: Japanese Page...
Fire Emblem Three Houses Doujinshi - Shadow Prison (Mob x Byleth and Dimitri)
$ 26.95Product details: Mob x Byleth and DimitriCan Dimitri save Byleth from the evil tentacle prison? Please note: there is violence/bloodshed...
Tales of Xillia 2 YAOI Doujinshi - Young Fraudster From The Edge of Town (Gaius x Ludger)
$ 26.95Product details: Gaius x LudgerItem Title: Young Fraudster From The Edge of TownProduced by: Afuroya-EN (Nyankichi)Format: Doujinshi Language: Japanese Page...
Tales of Graces BL Doujinshi - 40 (Malik x Kurt)
$ 23.95Product details: Malik x KurtItem Title: 40Produced by: Dai5furenzu (Q)Format: Doujinshi Language: Japanese Page Count: 28 Size: B5 Date Produced:...
