diff --git a/docs/DeveloperGuide.md b/docs/DeveloperGuide.md
index d537aa3ead5..def6236bc7c 100644
--- a/docs/DeveloperGuide.md
+++ b/docs/DeveloperGuide.md
@@ -292,7 +292,7 @@ Step 2. `DeletePersonCommand` is executed, in which `Model#deletePerson("Alex Ye
 
 </box>
 
-Step 3. `Model#deletePerson()` will also call `AddressBook#removePerson(Alex Yeoh)` which will remove the target contact from the contact list while removing it from all the groups it was part of.
+Step 3. `Model#deletePerson()` will also call `AddressBook#removePerson(Alex Yeoh)` which will remove the target contact from the contact list while removing it from all the groups it was part of by calling `Group#removePerson(Alex Yeoh)`.
 
 The following sequence diagram shows how the Delete Person operation works:
 
@@ -308,7 +308,7 @@ The following sequence diagram shows how the Delete Person operation works:
 
 The Delete Group command mechanism behaves the same as the Delete Person command above, except it deletes the target `Group` object instead of the `Person` object.
 
-Additionally, `AddressBook#removeGroup(Group g)` will remove the target group 'g' from the group lists of all the members that were a part of it.
+Additionally, `AddressBook#removeGroup(Group g)` will remove the target group 'g' from the group lists of all the members that were a part of it by calling `Person#removeGroup(Group g)`.
 
 #### Design Considerations
 
diff --git a/docs/diagrams/DeletePersonSequenceDiagram.puml b/docs/diagrams/DeletePersonSequenceDiagram.puml
index 8a7cae2f72b..4084c29689a 100644
--- a/docs/diagrams/DeletePersonSequenceDiagram.puml
+++ b/docs/diagrams/DeletePersonSequenceDiagram.puml
@@ -12,6 +12,8 @@ end box
 
 box Model MODEL_COLOR_T1
 participant ":Model" as Model MODEL_COLOR
+participant ":AddressBook" as AddressBook MODEL_COLOR
+participant ":Group" as Group MODEL_COLOR
 end box
 
 [-> LogicManager : execute("delete n/Alex Yeoh")
@@ -52,6 +54,18 @@ activate DeletePersonCommand
 DeletePersonCommand -> Model : deletePerson("Alex Yeoh")
 activate Model
 
+Model -> AddressBook : removePerson(Alex Yeoh)
+activate AddressBook
+
+AddressBook -> Group : removePerson(Alex Yeoh)
+activate Group
+
+Group --> AddressBook
+deactivate Group
+
+AddressBook --> Model
+deactivate AddressBook
+
 Model --> DeletePersonCommand
 deactivate Model
 
diff --git a/docs/team/coderhuang559.md b/docs/team/coderhuang559.md
index 7d5632a9486..7552abcad1e 100644
--- a/docs/team/coderhuang559.md
+++ b/docs/team/coderhuang559.md
@@ -32,13 +32,13 @@ Given below are my contributions to the project.
 * **Code contributed**: [RepoSense link](https://nus-cs2103-ay2324s1.github.io/tp-dashboard/#/widget/?search=&sort=groupTitle&sortWithin=title&timeframe=commit&mergegroup=&groupSelect=groupByRepos&breakdown=true&checkedFileTypes=docs~functional-code~test-code&since=2023-09-22&tabOpen=true&tabType=authorship&tabAuthor=coderhuang559&tabRepo=AY2324S1-CS2103T-T10-3%2Ftp%5Bmaster%5D&authorshipIsMergeGroup=false&authorshipFileTypes=docs~functional-code~test-code&authorshipIsBinaryFileTypeChecked=false&authorshipIsIgnoredFilesChecked=false&chartGroupIndex=36&chartIndex=1)
 
 * **Project management**:
-  * Managed releases `v1.3.0` - `v1.3.3` (4 releases) on GitHub
+  * Managed releases `v1.3.0` - `v1.4.1` (4 releases) on GitHub
 
 * **Documentation**:
   * User Guide:
-    * Added documentation for the features `remark` for contacts, `listtime` for contacts, `addmeeting` for groups and `deletetime` for groups. [\#144](https://github.com/AY2324S1-CS2103T-T10-3/tp/pull/145)
+    * Added documentation for the features `remark` for contacts, `listtime` for contacts, `addmeeting` for groups and `deletetime` for groups. [\#144](https://github.com/AY2324S1-CS2103T-T10-3/tp/pull/144)
   * Developer Guide:
-    * Added implementation details of the `remark` [\#270](https://github.com/AY2324S1-CS2103T-T10-3/tp/pull/270/files), `listtime` [\#270](https://github.com/AY2324S1-CS2103T-T10-3/tp/pull/270/files), and `addtime` [\#270](https://github.com/AY2324S1-CS2103T-T10-3/tp/pull/270/files) features.
+    * Added implementation details of the `remark`, `listtime` for person and group, `addtime`, and `addmeeting` features [\#270](https://github.com/AY2324S1-CS2103T-T10-3/tp/pull/270/files).
     * Added activity and sequence diagrams for the above functions.
 
 * **Contributions beyond project team**