I found some Doccubus fanfics you guys might like:
www.fanfiction.net/s/9392298/1…
www.fanfiction.net/s/8933157/1…
www.fanfiction.net/s/9142641/1…
www.fanfiction.net/s/9761281/1…
www.fanfiction.net/s/9692607/1…
www.fanfiction.net/s/9588728/1…
www.fanfiction.net/s/9388434/1…
www.fanfiction.net/s/9236425/1…
www.fanfiction.net/s/8383974/1…
www.fanfiction.net/s/8928816/1…
Let me know what you think!