diff --git a/README.md b/README.md
index 463db64a1..11918c6a8 100644
--- a/README.md
+++ b/README.md
@@ -147,6 +147,7 @@ A third-party Golang SDK for Jackett is available from [webtor-io/go-jackett](ht
  * TorrentProject2
  * TorrentQQ (토렌트큐큐)
  * Torrents.csv
+ * TorrentSir (토렌트썰)
  * Torrentv
  * TorrentView (토렌트뷰)
  * Torrentz2
diff --git a/src/Jackett.Common/Definitions/torrentsir.yml b/src/Jackett.Common/Definitions/torrentsir.yml
new file mode 100644
index 000000000..84be2bdd9
--- /dev/null
+++ b/src/Jackett.Common/Definitions/torrentsir.yml
@@ -0,0 +1,95 @@
+---
+id: torrentsir
+name: TorrentSir
+description: "TorrentSir (토렌트썰) is a Public KOREAN tracker for Korean media."
+language: ko-KR
+type: public
+encoding: UTF-8
+followredirect: true
+links:
+  - https://torrentsir31.com/
+
+caps:
+  categorymappings:
+    - {id: "gallery", cat: XXX, desc: "+19 (Adult)"}
+    - {id: "ani", cat: TV, desc: "동영상 (Video)"}
+    - {id: "game", cat: Console, desc: "기타 (Games)"}
+    - {id: "tv", cat: TV, desc: "시사/교양 (TV)"}
+    - {id: "movie", cat: Movies, desc: "영화 (Movie)"}
+    - {id: "drama", cat: TV, desc: "드라마 (Drama)"}
+    - {id: "entertain", cat: TV, desc: "예능/오락 (Entertainment)"}
+    - {id: "music", cat: Audio, desc: "음악 (Music)"}
+    - {id: "notice", cat: Other, desc: "고객센터 (Notice)"}
+    - {id: "child", cat: Other, desc: "고객센터 (Child)"}
+    - {id: "lecture", cat: Books, desc: "도서/강좌 (Books)"}
+    - {id: "util", cat: PC, desc: "유틸 (Software)"}
+
+  modes:
+    search: [q]
+    tv-search: [q]
+    movie-search: [q]
+    music-search: [q]
+    book-search: [q]
+
+settings:
+  - name: flaresolverr
+    type: info
+    label: FlareSolverr
+    default: This site may use Cloudflare DDoS Protection, therefore Jackett requires <a href="https://github.com/Jackett/Jackett#configuring-flaresolverr" target="_blank">FlareSolver</a> to access it.
+
+download:
+  selector: a[href*="magnet:?xt="]
+  attribute: href
+  filters:
+    - name: append
+      args: "&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969%2Fannounce&tr=udp%3A%2F%2Ftracker.leechers-paradise.org%3A6969%2Fannounce&tr=udp%3A%2F%2Fopen.stealth.si%3A80%2Fannounce&tr=udp%3A%2F%2Fexodus.desync.com%3A6969&tr=udp%3A%2F%2Fp4p.arenabg.com%3A1337%2Fannounce&tr=udp%3A%2F%2Fexplodie.org%3A6969%2Fannounce&tr=udp%3A%2F%2Ftracker.opentrackr.org%3A1337%2Fannounce&tr=udp%3A%2F%2Ftracker.tiny-vps.com%3A6969%2Fannounce&tr=udp%3A%2F%2Fopen.demonii.si%3A1337%2Fannounce&tr=udp%3A%2F%2Ftracker.torrent.eu.org%3A451%2Fannounce&tr=udp%3A%2F%2Ftracker.pirateparty.gr%3A6969%2Fannounce&tr=udp%3A%2F%2Fipv4.tracker.harry.lu%3A80%2Fannounce&tr=udp%3A%2F%2Ftracker.cyberia.is%3A6969%2Fannounce&tr=udp%3A%2F%2F9.rarbg.to%3A2710%2Fannounce&tr=udp%3A%2F%2Fdenis.stalker.upeer.me%3A6969%2Fannounce"
+
+search:
+  paths:
+    # https://torrentsir31.com/bbs/search.php?srows=100&gr_id=&sfl=wr_subject&stx=2021&sop=and
+    - path: bbs/search.php
+  inputs:
+    stx: "{{ if .Keywords }}{{ .Keywords }}{{ else }}{{ .Today.Year }}{{ end }}"
+    srows: 100
+    gr_id: ""
+    # wr_subject||wr_content, wr_subject, wr_content, mb_id, wr_name
+    sfl: wr_subject
+    # or, and
+    sop: and
+
+  rows:
+    selector: div.search-media div.media
+
+  fields:
+    category:
+      selector: div.media-heading a
+      attribute: href
+      filters:
+        - name: querystring
+          args: bo_table
+    title:
+      selector: div.media-heading a
+    details:
+      selector: div.media-heading a
+      attribute: href
+    download:
+      selector: div.media-heading a
+      attribute: href
+    banner:
+      selector: div.photo img
+      attribute: src
+    date:
+      # 2021-01-29T20:44:20+09:00
+      selector: time
+      attribute: datetime
+    size:
+      text: "512 MB"
+    seeders:
+      text: 1
+    leechers:
+      text: 1
+    downloadvolumefactor:
+      text: 0
+    uploadvolumefactor:
+      text: 1
+# engine n/a