Major Supernatural Spoilers!!!

Episode 4x10 - "Heaven and Hell"

written by Eric Kripke and directed by J. Miller Tobin

-Episodes 9 & 10 are a 2-part episode arc

-Castiel and Uriel fight demons to get their hands on Anna to kill her; however, the boys disagree with the angels and try to help Anna restore an important part of her past so she can be saved

-After Anna remembers her past, Sam and Dean to understand why Castiel and Uriel want her dead

-Ruby summons Alastair and is captured after offering an angel in exchange for leaving with the boys; he tortures her for the angel's location--she says she will instead lead him to her.

-Dean has a very emotional discussion with Sam about his time in Hell

-Dean has sex with Anna in the Impala [Ausiello]

Episode 4x11 - "Family Remains"

written by [no info] and directed by Phil Sgriccia

-Sam and Dean are posing as state police officers investigating a house haunted by twins after the owner, Bill, is killed; they try to stop a new family (mom, dad, uncle, kids & dog) from moving in but are unsuccessful. The family lost a son the year before and are putting their lives back together.

-The daughter, Kate, is freaked when something licks her hand at night but definitely isn't the dog.

-Dean threatens the uncle to keep him from leaving a salt circle, but the man is later killed.

-The son, Danny, says the ghost girl wants him to stay and everyone else to leave after they find "GO" written on the wall-The ghosts steal Danny; Dean and Sam chase after them inside the walls but the ghosts ultimately take him away. This crushes Dean and he vows to get the kid back.

-Danny is being held captive by the ghost girl and she tries to feed him a rat.

Episode 4x12 - "Criss Angel is a Douche Bag"

written by [no info] and directed by Robert Singer

-The other title associated with this episode is "The Amazing Jay"

-Sam and Dean are investigating in a town where magicians are managing incredible magic feats; when these feats are performed, other people die across town

-Jeb Dexter, a Criss Angel-like magician, is in town filming his show and ends up dead

-Charlie, a magician, reveals to his two friends, Verne and Jay, that he found a grimoire. He fakes his death every 40 years and de-ages himself shortly afterwards to begin his life anew--he wants his friends to join him. Charlie has also been using the spells to help Jay do amazing magic tricks in order to give his friend something to live for and prevent him from committing suicide.

-Dean and Sam interrupt and Jay steps aside to let them go after Charlie; Charlie uses magic to try to hang Dean with a noose and catches bullets Sam fires from his gun...Charlie begs Sam to be left alone but Sam doesn't buy it and tries to pistol-whip the magician, only to end up shackled on the Table of Death (swords suspended above a table that lowers slowly). Jay stops Charlie moments later by knifing him magically and both boys are immediately released.

-Jay does an incredible magic trick but says that he is quitting following the death of Charlie; he doesn't understand why Vernon isn't more upset and accuses him of being responsible for all the deaths in town

Episode 4x13 - "Afterschool Special"

written by [no info] and directed by [no info]

-The boys investigate a haunting at a high school they used to attend

-Past: Dean, 18, and Sam, 14, are starting a new school; Sam complains that this is the 3rd school they've been to and it's only November and Dean says they'll be leaving again very soon

-Past: Dean is making out with girlfriend Amanda in a closet and discussing that John is gone on a job for several weeks. He urges Amanda to disregard her curfew and see a midnight movie with him, but they are interrupted because Sam has gotten into an altercation with a bully. Dean rants and raves about the bully and Sam tells Dean he wanted to be the normal kid for once.

-Past: Sam gets called after class for a story he wrote about going werewolf hunting with Dean and John; Sam is sullen until the teacher (Mr. Wyatt) tells him he's getting an "A" and then begins to discuss getting out of the family business with the teacher

-Past: Dean gets caught making out with another girl by Amanda; she calls him on being a jerk and he ends up shouting after her that he's a hero

-Present: The boys are investigating a case involving a ghost named Dirk, who was a boy they used to know in school; they find out that he died after ending up an addict because of childhood trauma due to his mother's death--his father cremated everything but a lock of hair

-Present: Sam visits Mr. Wyatt and thanks him for the advice as a kid. He has trouble confirming he's happy when asked.

Source: TWOP