The boy TJ is sitting at a train station at night. When his train arrives and he gets on, he seems to be the only passenger. Out of boredom, he starts sketching in his notebook. When he looks up briefly, he is startled to find that the train is suddenly filled with curious characters. 
Not all of the passengers are pleased by the boy's presence ...
My short film "Mind The Gap" - developed in the tradition of the Cel animation technique - was produced exclusively on my iPad with the creative app "Procreate".

Time lapse of my working process on my iPad in Procreate.