When a quiet college gathering at Calgary’s “Butler Mansion” spirals into a nightmare in the early hours of April 15th, 2014, first responders were met with a scene that would haunt them forever. Five victims, frantic 911 calls, and a suspect who wasn’t a stranger but someone who had been in the room just moments before. As witnesses piece together what unfolded that night, a chilling story emerges involving a deadly pursuit, and claims that stretch into something far more bizarre, including talk of werewolves and a coming war. But what drove a seemingly ordinary young man to commit such shocking violence, and how did everything unravel so quickly? . If you’re new here, don’t forget to subscribe for weekly deep dives into the darkest true crime cases: http://youtube.com/@annieelise. . 🔎 Join Our True Crime Club & Get Exclusive Content & Perks Join The Club: http://www.patreon.com/annieelise. . 🎧 Need More to Binge? Listen to both of my weekly true crime series 10 to Life & Serialously with Annie Elise wherever you get your podcasts on the Annie Elise Channel! 🍎 Apple Podcasts: https://apple.co/3WpfSP8 Where you can also unlock access to 100+ and growing extra exclusive deep dives. 💚 Spotify: https://bit.ly/10TLSpotify 🎙️ All Other Platforms: https://bit.ly/annieeliseaudioboom. . 🚩Announcements 🌸Spring Merch is HERE!🌸 Shop now at https://annieelise.com/collections/shop-all . 📸 Follow Annie on Socials Instagram: http://instagram.com/_annieelise TikTok: http://tiktok.com/@_annieelise Facebook: http://facebook.com/@10tolife Substack: https://bit.ly/AnnieEliseSubstack . 👗 Shop Annie’s Must-Haves! ShopMY: https://bit.ly/annieelise_shopmy Amazon: https://bit.ly/AnnieElise_Amazon . 📚 Episode Sources CBC News | Calgary CityNews | Calgary Herald | Calgary Sun | Citytv | CTV News | Disability Secrets | Edmonton Journal | Global News | Meer | National Post | Scribd | The More We Know | Town and Country Today | University of Calgary | Wikipedia •••••••••••••••••• 🚨Disclaimers 1️⃣ Some links may be affiliate links, they do not cost you anything, but I make a small percentage from the sale. Thank you so much for watching and supporting me. 2️⃣ Sources used to collect this information include various public news sites, interviews, court documents, FB groups dedicated to the case, and various news channel segments. When quoting statements made by others, they are strictly alleged until confirmed otherwise. Please remember my videos are my independent opinion and to always do your own research. 3️⃣ The views and opinions expressed in this video are personal and do not necessarily reflect the official policy or position of any other agency, organization, employer, or company. Assumptions made in the analysis are not reflective of the position of any entity other than the creator(s). These views are subject to change, revision, and rethinking at any time and are not to be held in perpetuity. We make no representations as to the accuracy, completeness, correctness, suitability, or validity of any information on this video and will not be liable for any errors, omissions, or delays in this information or any losses, injuries, or damages arising from its display or use. All information is provided on an as-is basis. It is the reader’s responsibility to verify their own facts. 10 to life,annie elise,10 to life annie elise,true crime daily,ten to life,annie elise 10 to life,serialously with annie elise,brentwood five massacre,brentwood five massacre annie elise,the brentwood five,the brentwood five massacre,matthew de grood,university of calgary,de grood,matthew de grood father,matthew de grood released,matthew de grood victims,matthew de grood update,brentwood five update,calgary stabbings,Matthew de grood now