diff --git a/olaflow/processing/olaflow.py b/olaflow/processing/olaflow.py
index 2de1bc9..f83c58d 100644
--- a/olaflow/processing/olaflow.py
+++ b/olaflow/processing/olaflow.py
@@ -9,6 +9,7 @@ class OFModel:
     def __init__(self, root):
         self._root = root
         self._fields = {}
+        self._post_fields = {}
 
     def read_mesh(self):
         self._x, self._y, self._z = readof.readmesh(str(self._root))
@@ -51,6 +52,22 @@ class OFModel:
         self.fields[field] = _field
         return _field
 
+    def read_post(self, func, field):
+        _ft = lambda _d: self._root.joinpath("postProcessing", func, _d, f"line_{field}.xy")
+        _res_0 = np.loadtxt(_ft(self._t_dirs[0]))
+        _x = _res_0[:, 0]
+        _res = np.empty((self._t.size, _x.size))
+        _res[0] = _res_0[:, 1]
+        for _r, _dir in zip(_res[1:], self._t_dirs[1:]):
+            _r[:] = np.loadtxt(_ft(_dir))[:, 1]
+        _dict = {
+            f"x_{field}": _x,
+            field: _res,
+        }
+        if func not in self._post_fields.keys(): self._post_fields[func] = {}
+        self._post_fields[func] |= _dict
+        return _dict 
+
     def write_field(self, field, values):
         with open(self._root.joinpath("0", field), "r") as aw_file:
             aw_raw = aw_file.read()
@@ -106,12 +123,5 @@ class OFModel:
         return self._fields
 
     @property
-    def X(self):
-        return self._X
-
-    @property
-    def Z(self):
-        return self._Z
-
-    def FIELD(self, field):
-        return np.where(self._C > 0, field[:, C], np.nan)
+    def post_fields(self):
+        return self._post_fields
diff --git a/olaflow/processing/pickle.py b/olaflow/processing/pickle.py
index a82cb2b..e8a18ec 100644
--- a/olaflow/processing/pickle.py
+++ b/olaflow/processing/pickle.py
@@ -31,11 +31,14 @@ olaflow_root = args.output
 model = OFModel(olaflow_root)
 model.read_mesh()
 model.read_time()
+
 model.read_field_all("alpha.water")
 model.read_field_all("porosity")
 model.read_field_all("p")
 model.read_field_all("p_rgh")
 model.read_field_all("U")
 
+model.read_post("graphUniform", "alpha.water")
+
 with gzip.open(out.joinpath("pickle.gz"), "wb") as f:
     pickle.dump(model, f)