The disappearance of siblings Jack and Lily Sullivan has remained one of the most unsettling and closely followed cases in recent memory. Months after the two children vanished from their rural home in Nova Scotia, the investigation continues to raise more questions than answers. At the center of the mystery lies a timeline that investigators have worked extensively to reconstruct—one that offers critical insights but also highlights gaps that have yet to be explained.

Jack, aged four, and Lily, aged six, were reported missing on the morning of May 2, 2025. According to authorities, the children were last seen at their home in Lansdowne Station, a rural area surrounded by dense forest and rugged terrain. Their mother reported them missing at approximately 10:01 a.m., prompting an immediate response from law enforcement. Early assumptions suggested that the children may have wandered away from the property, but as the investigation progressed, the situation appeared increasingly complex.

The timeline leading up to their disappearance begins the day before. On May 1, the children were seen in public with family members, marking the last confirmed sighting outside their home. Investigators later verified this through surveillance footage, establishing a crucial reference point. That evening, the children were reportedly put to bed, although there have been variations in the exact timing of when this occurred. These inconsistencies have drawn attention, as even minor discrepancies can be significant in cases involving missing persons.

On the morning of May 2, the sequence of events becomes particularly important. Family accounts indicate that both children were present in the home early in the day, with sounds of movement and activity reported before a sudden and unexplained silence. According to statements provided to investigators, the adults in the home were in a separate room with a younger child when they realized Jack and Lily were no longer visible or audible. This moment—when the children were last known to be inside the home—marks the beginning of the critical window investigators are attempting to understand.

Shortly after discovering the children were missing, a search of the immediate area was initiated by family members before authorities were contacted. When the 911 call was made later that morning, it triggered a large-scale response involving police, search-and-rescue teams, and volunteers. Over the following days, hundreds of personnel combed through the surrounding forest using drones, helicopters, and trained dogs. Despite the intensity of the search, no confirmed sightings or significant evidence were found, leading officials to scale back active search operations within a week.

As the investigation continued, authorities expanded their focus beyond the immediate area. Dozens of individuals were interviewed, and hundreds of hours of video footage were analyzed in an effort to track the children’s movements. Reports indicate that more than 50 people were formally interviewed, and numerous tips from the public were reviewed. These efforts have contributed to a more detailed understanding of the timeline, but they have not produced definitive answers about what happened after the children were last heard inside the home.

One of the most persistent questions in the case is whether the children left the property on their own or if another factor was involved. While authorities initially stated there was no evidence of abduction, they have also emphasized that no possibilities have been ruled out. The lack of physical evidence has made it difficult to confirm any single theory, leaving investigators to consider a range of scenarios. This uncertainty has been a defining characteristic of the case, contributing to ongoing public interest and concern.

Months later, the disappearance of Jack and Lily Sullivan remains unresolved. The timeline—carefully constructed from witness statements, surveillance footage, and investigative findings—provides a framework for understanding what is known. However, it also underscores what is still missing. Critical gaps remain, particularly during the period between when the children were last heard in the home and when they were reported missing. Until those gaps are filled, the case will continue to stand as a troubling mystery, with investigators and the public alike searching for answers that have yet to emerge.