diff --git a/mini-lsm-book-wip/.gitignore b/mini-lsm-book-wip/.gitignore
new file mode 100644
index 0000000..7585238
--- /dev/null
+++ b/mini-lsm-book-wip/.gitignore
@@ -0,0 +1 @@
+book
diff --git a/mini-lsm-book-wip/book.toml b/mini-lsm-book-wip/book.toml
new file mode 100644
index 0000000..fd33543
--- /dev/null
+++ b/mini-lsm-book-wip/book.toml
@@ -0,0 +1,6 @@
+[book]
+authors = ["Alex Chi"]
+language = "en"
+multilingual = false
+src = "src"
+title = "LSM in 3 Weeks"
diff --git a/mini-lsm-book-wip/src/00-get-started.md b/mini-lsm-book-wip/src/00-get-started.md
new file mode 100644
index 0000000..7e0bdca
--- /dev/null
+++ b/mini-lsm-book-wip/src/00-get-started.md
@@ -0,0 +1 @@
+# Get Started
diff --git a/mini-lsm-book-wip/src/00-overview.md b/mini-lsm-book-wip/src/00-overview.md
new file mode 100644
index 0000000..07dd0c5
--- /dev/null
+++ b/mini-lsm-book-wip/src/00-overview.md
@@ -0,0 +1 @@
+# Overview
diff --git a/mini-lsm-book-wip/src/01-block.md b/mini-lsm-book-wip/src/01-block.md
new file mode 100644
index 0000000..54e0a5f
--- /dev/null
+++ b/mini-lsm-book-wip/src/01-block.md
@@ -0,0 +1 @@
+# Blocks
diff --git a/mini-lsm-book-wip/src/02-sst.md b/mini-lsm-book-wip/src/02-sst.md
new file mode 100644
index 0000000..0794bfd
--- /dev/null
+++ b/mini-lsm-book-wip/src/02-sst.md
@@ -0,0 +1 @@
+# Sorted String Table (SST)
diff --git a/mini-lsm-book-wip/src/03-memtable.md b/mini-lsm-book-wip/src/03-memtable.md
new file mode 100644
index 0000000..43e07b1
--- /dev/null
+++ b/mini-lsm-book-wip/src/03-memtable.md
@@ -0,0 +1 @@
+# Merge Iterators
diff --git a/mini-lsm-book-wip/src/04-engine.md b/mini-lsm-book-wip/src/04-engine.md
new file mode 100644
index 0000000..3ef1f26
--- /dev/null
+++ b/mini-lsm-book-wip/src/04-engine.md
@@ -0,0 +1 @@
+# Storage Engine
diff --git a/mini-lsm-book-wip/src/05-compaction.md b/mini-lsm-book-wip/src/05-compaction.md
new file mode 100644
index 0000000..0e037b4
--- /dev/null
+++ b/mini-lsm-book-wip/src/05-compaction.md
@@ -0,0 +1 @@
+# Compaction Task
diff --git a/mini-lsm-book-wip/src/06-compaction-strategy.md b/mini-lsm-book-wip/src/06-compaction-strategy.md
new file mode 100644
index 0000000..e5ad6bd
--- /dev/null
+++ b/mini-lsm-book-wip/src/06-compaction-strategy.md
@@ -0,0 +1 @@
+# Compaction Strategy
diff --git a/mini-lsm-book-wip/src/07-recovery.md b/mini-lsm-book-wip/src/07-recovery.md
new file mode 100644
index 0000000..9e743f4
--- /dev/null
+++ b/mini-lsm-book-wip/src/07-recovery.md
@@ -0,0 +1 @@
+# Write-Ahead Log (WAL)
diff --git a/mini-lsm-book-wip/src/08-bloom-filter.md b/mini-lsm-book-wip/src/08-bloom-filter.md
new file mode 100644
index 0000000..4fe566b
--- /dev/null
+++ b/mini-lsm-book-wip/src/08-bloom-filter.md
@@ -0,0 +1 @@
+# Bloom Filter
diff --git a/mini-lsm-book-wip/src/09-key-compression.md b/mini-lsm-book-wip/src/09-key-compression.md
new file mode 100644
index 0000000..65b3f02
--- /dev/null
+++ b/mini-lsm-book-wip/src/09-key-compression.md
@@ -0,0 +1 @@
+# Key Compression
diff --git a/mini-lsm-book-wip/src/10-ts.md b/mini-lsm-book-wip/src/10-ts.md
new file mode 100644
index 0000000..8ebe418
--- /dev/null
+++ b/mini-lsm-book-wip/src/10-ts.md
@@ -0,0 +1 @@
+# Encode the Timestamp
diff --git a/mini-lsm-book-wip/src/11-prefix-bloom-filter.md b/mini-lsm-book-wip/src/11-prefix-bloom-filter.md
new file mode 100644
index 0000000..b4adb69
--- /dev/null
+++ b/mini-lsm-book-wip/src/11-prefix-bloom-filter.md
@@ -0,0 +1 @@
+# Prefix Bloom Filter
diff --git a/mini-lsm-book-wip/src/12-mvcc-read.md b/mini-lsm-book-wip/src/12-mvcc-read.md
new file mode 100644
index 0000000..9163a15
--- /dev/null
+++ b/mini-lsm-book-wip/src/12-mvcc-read.md
@@ -0,0 +1 @@
+# Read with Timestamp
diff --git a/mini-lsm-book-wip/src/13-watermark.md b/mini-lsm-book-wip/src/13-watermark.md
new file mode 100644
index 0000000..2125cf8
--- /dev/null
+++ b/mini-lsm-book-wip/src/13-watermark.md
@@ -0,0 +1 @@
+# Snapshots and Watermark
diff --git a/mini-lsm-book-wip/src/14-garbage-collection.md b/mini-lsm-book-wip/src/14-garbage-collection.md
new file mode 100644
index 0000000..2fdd036
--- /dev/null
+++ b/mini-lsm-book-wip/src/14-garbage-collection.md
@@ -0,0 +1 @@
+# Garbage Collection
diff --git a/mini-lsm-book-wip/src/SUMMARY.md b/mini-lsm-book-wip/src/SUMMARY.md
new file mode 100644
index 0000000..95ef465
--- /dev/null
+++ b/mini-lsm-book-wip/src/SUMMARY.md
@@ -0,0 +1,29 @@
+# LSM in a Week
+
+[Overview](./00-overview.md)
+[Get Started](./00-get-started.md)
+
+---
+
+# Week 1 -- Storage Format
+
+- [Blocks](./01-block.md)
+- [Sorted String Table (SST)](./02-sst.md)
+- [Merge Iterators](./03-memtable.md)
+- [Storage Engine](./04-engine.md)
+
+# Week 2 -- Compaction and Persistence
+
+- [Compaction Task](./05-compaction.md)
+- [Compaction Strategy](./06-compaction-strategy.md)
+- [Write-Ahead Log (WAL)](./07-recovery.md)
+- [Bloom Filter](./08-bloom-filter.md)
+- [Key Compression](./09-key-compression.md)
+
+# Week 3 -- Multi-Version Concurrency Control
+
+- [Encode the Timestamp](./10-ts.md)
+- [Prefix Bloom Filter](./11-prefix-bloom-filter.md)
+- [Read with Timestamp](./12-mvcc-read.md)
+- [Snapshots and Watermark](./13-watermark.md)
+- [Garbage Collection](./14-garbage-collection.md)