2013. On both occasions, she invited him to return. Ms. Cowell
ordered Mr. Suarez-Noa out of the apartment on a third occasion
on March 8, 2013. That day, they had a long argument via text
messaging. Ms. Cowell told Mr. Suarez-Noa that the relationship was over. He believed her.
 The next day, March 9, 2013, Ms. Cowell texted Mr. Suarez-Noa “baby wants daddy home”. Mr. Suarez-Noa returned to
the apartment on the evening of March 9.
 In the late evening of March 9, the neighbours heard loud
arguing in the apartment. One neighbour heard a female scream
and a male use the word “bitch”.
 On March 10, 2013, Mr. Suarez-Noa went to the police and
told them that he had killed his girlfriend. The police went to
the apartment and found Ms. Cowell’s body.
 Ms. Cowell had 11 stab wounds. In some of the wounds,
the weapon had penetrated to the bone. Four of the stab wounds
were independently lethal. One blow struck Ms. Cowell in
the back. She had no defensive injuries. Mr. Suarez-Noa had no
injuries of any kind.
 The investigation of the apartment revealed that the body
had been moved post-mortem and that an attempt had been
made to clean up some of the blood in the apartment.
 The Crown led evidence of Mr. Suarez-Noa’s behaviour
immediately after the killing. He took a picture of the dead body
at about 11:00 p.m. Shortly afterward, he made several calls to
his bank, his mother and his ex-wife. He also Googled “homicide
in Canada jail time” and “criminal sentencing in Canada”.
 When Mr. Suarez-Noa turned himself in to the police,
about 12 hours after the homicide, he had Ms. Cowell’s blood on
his feet and pants. He told the police that “she [Ms. Cowell]
attacked me and I lost it”. He stated that he “pretty much
defended myself”. He also said he “murdered” his wife.
 Mr. Suarez-Noa testified. He described the difficult
nature of the relationship with Ms. Cowell. He indicated that
they had a heated argument on March 8. He thought the relationship was over and decided to begin to look for a new place to
live in Guelph, Ontario.
 On March 9, he received a text from Ms. Cowell, stating
“baby wants daddy home”. Mr. Suarez-Noa was relieved to get
this message, believing that perhaps he and Ms. Cowell could
work things out. He drove to the apartment on the evening of
March 9, arriving at 8:00 or 9:00 p.m.
 According to Mr. Suarez-Noa, he, Ms. Cowell and their
baby watched a movie. Afterward, they gave the baby a bath and