The official website for the Moriarty the Patriot anime adaptation released a promotional video dedicated to the anime's two-episode OVA
The video shows scenes from both episodes of the OVA, check it out:
Kenji Hamada will play Baron George Cubid, who is a painter and an enthusiastic philanthropist. Other guest voice actors include Hirofumi Nojima and Atsumi Tanezaki .
The first episode of the OVA, “Yuri no Tsuioku” (Lily's Remembrance), is an original anime story not told in the manga. The story is about a popular aristocratic painter's masterpiece that is defaced in Bath, the British city famous for its Roman baths. The second episode “Moriarty-ke no Kyuujitsu” (Tea Party or literally, Moriarty Family Vacation) adapts the manga chapter of the same name.
Source: ANN