Definitive 1080p release for the 2015 OVA (neither Doki nor deanzel released this)
Extensive edit of BlubberSubs’ subs :

• added OP/ED from Doki
• TS changes to match Doki
• added signs (locations, etc.)
• TL changes for consistency with Doki
• fixed overlapping dialogue
• fixed incorrect honorifics and typos
• misc edits

[Default tracks marked, language code indicated, listed in actual file stream order]
Video [jpn]* : H264
Audio [jpn]* : Japanese 2.0 FLAC
Sub [eng]* : WBDP
Chapters

Watch order notes :
- 2010 OVA -> Episode 4.5 (dub available)
- 2015 OVA -> Episode 2.5 (undubbed)
- Another Epilogue -> Episode 14 (undubbed)

Doki : https://nyaa.iss.one/view/952188
deanzel : https://nyaa.iss.one/view/657128