Editing Masterclass II
- Mathieu Seguin
- Jan 24
- 2 min read
40-Hour Editing Masterclass II: Discipline, Discovery, and the Power of Staying With It
Day 5 of the 40-Hour Editing Masterclass II was where everything locked into place.
Working alongside director Marine Ohensian, we spent five consecutive days editing her Scriptfest Season 2 film It’s March 17th and I’m Still in Love with You. The entire process was livestreamed, giving audiences a rare look at what real post-production actually feels like. Not a highlight reel, but the work itself.

We began the week with a rough cut Marine had been shaping independently. By the end of Day 5, we had arrived at a fine cut. That shift came from sustained focus rather than sudden inspiration. Marine repeatedly stayed late, sometimes an extra two hours beyond the scheduled day, refining moments that most editors would normally postpone. The marathon structure removed the option to avoid difficult scenes and forced us to confront them head-on.

One of the biggest breakthroughs came from revisiting scenes Marine had initially struggled with. The thrift store scene, the laundromat sequence, and the opening scene were all areas that felt incomplete or emotionally unclear at first. Through careful restructuring, sound exploration, and precise shot selection, those scenes became some of the strongest moments in the film. The laundromat flashback in particular evolved into an audio-driven memory, proving that emotional clarity does not always require new images, but deeper listening.
Throughout the day, we talked openly about editing theory, intuition, and restraint. Small decisions mattered. A one-second delay could shift a moment from tragic to comedic. A silent reaction could be more powerful than dialogue. We spent time discussing when not to cut, when to stay on a face, and how repetition can either reinforce meaning or dilute it depending on placement.
Marine reflected on how committing to eight-hour editing days fundamentally changed her relationship with the process. Editing stopped feeling intimidating and started feeling habitual. Obstacles that might have taken months to resolve were addressed within hours simply because there was no escape hatch. Showing up every day from 10am to 6pm created momentum, clarity, and confidence.

This masterclass was not about polishing for perfection. It was about discipline, collaboration, and staying present long enough for the film to tell us what it needed. By Day 5, the story was no longer fragile. It had weight, structure, and emotional coherence.
That is the real value of the 40-Hour Editing Masterclass. It turns hesitation into action, theory into practice, and unfinished ideas into finished work.




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