diff --git a/README.md b/README.md
index bfcd1ab..809819a 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Project or files:
 │   ├── secp256k1
 │   └── totp
 ├── __database
+│   ├── persy
 │   ├── rocksdb
 │   ├── rusqlite
 │   └── sled
@@ -57,6 +58,7 @@ Project or files:
 ├── __log
 │   └── log4rs
 ├── __misc
+│   ├── better_panic
 │   ├── fancy-regex
 │   ├── human_panic
 │   ├── lazy_static
@@ -143,7 +145,7 @@ Project or files:
     ├── vec.rs
     └── while.rs
 
-115 directories, 26 files
+117 directories, 26 files
 
 ```
 
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new file mode 100644
index 0000000..cbce862
--- /dev/null
+++ b/__misc/better_panic/Cargo.lock
@@ -0,0 +1,198 @@
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+# It is not intended for manual editing.
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diff --git a/__misc/better_panic/Cargo.toml b/__misc/better_panic/Cargo.toml
new file mode 100644
index 0000000..34ebfe9
--- /dev/null
+++ b/__misc/better_panic/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "better_panic"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+better-panic = "0.2.0"
+
+
diff --git a/__misc/better_panic/src/main.rs b/__misc/better_panic/src/main.rs
new file mode 100644
index 0000000..1dc61f5
--- /dev/null
+++ b/__misc/better_panic/src/main.rs
@@ -0,0 +1,11 @@
+
+fn main() {
+    better_panic::Settings::debug()
+        .most_recent_first(false)
+        .lineno_suffix(true)
+        .verbosity(better_panic::Verbosity::Full)
+        .install();
+
+    println!("A normal log message");
+    panic!("OMG EVERYTHING IS ON FIRE!!!")
+}